rdf1:Code
rdf1:Computation
rdf1:Counting
rdf1:Duration
rdf1:Estimation
rdf1:Measurement
rdf1:Method
rdf1:Nominal
rdf1:Numerical
rdf1:Ordinal
rdf1:Scale
rdf1:Text
rdf1:Time
rdf1:Variable
skos:Concept
rdf1:ROOT
Yam trait
Yam trait
Pollinated florets number
rdf1:
Pollinated florets number
NpollF
Quantity of Female Flowers which has been pollinated using male flower from a monoecious or dioecious parent
Pollinated spikes number
Quantity of Female spikes where flowers has been pollinated using male flower from a monoecious or dioecious parent
rdf1:
NPollSpk
Pollinated spikes number
Fruit developed number
Fruit developed number
rdf1:
Quantity of developed fruits per crosses
Nfrts
FrtHvstN
Fruits harvested number
Number of harvested fruits per cross after physiological maturity
rdf1:
Fruits harvested number
Matured fruit
Seed germination rate
Seed germination rate
rdf1:
A proportion of sown true (botanical) seed which germinate and produce seedling
germRate
Seedling Establishment rate
sderat
rdf1:
Establishment rate of seedlings
Seedling Establishment rate
Anthracnose severity caused by the pathogen Colletotricum gloeosporioides. The reaction of plants in a plot to anthracnose infestation (blight or leaf spot) under screenhouse or in the field under natural infestation or artificial inoculation
Yam anthracnose disease severity
rdf1:
YADS
Yam anthracnose disease severity
Tuber predominant shape
Tuber shape
rdf1:
TbrSh
Tuber shape
TbrSz
Tuber size
Tuber size
Tuber size
rdf1:
rdf1:
Canarc
Canopy architecture
Organisation or structural arrangements of branchs and leaves distribution giving a specific shape to the above ground part of the plant
Canopy architecture
TubDorm
Tuber dormancy period
Tuber dormancy period
rdf1:
Tuber dormancy period
Yam tuber dry rot incidence
rdf1:
Yam tuber dry rot incidence
Dry rot caused by nematodes (Scutellonema bradys and Practylenchus spp.) in tubers at harvest
Dryrot
Dryrot
Dry rot caused by nematodes (Scutellonema bradys and Practylenchus spp.) in tubers at harvest
rdf1:
Yam tuber dry rot severity
Yam tuber dry rot severity
Root knot nematode incidence
Root knot incidence caused by Meloidogyne spp.
RKNInc
Root knot nematode incidence
rdf1:
Root knot nematode severity
Root knot nematode severity
Root knot severity caused by Meloidogyne spp.
rdf1:
RKNSev
Number of seed tubers planted in a plot or unit area
rdf1:
seed yam
Tubers planted
Tubers planted
NTP
Weight of seed tubers (whole seed yams or setts ) planted in a plot or per unit area. Planting material from a tuber is called sett. Seed tuber could be either small, healthy whole tuber or large tubers cut into pieces (sett)
Weight of planted tubers
WTP
Weight of planted tubers
rdf1:
Setts planted weight
PVigor
The vigour of the vine and leaves of the new plant.
rdf1:
Plant Vigor
Plant Vigor
SprtCol
Color of the sprout (vine and leaves).
Sprout color
Sprout color
rdf1:
PPE
rdf1:
Proportion of plants /sprouts emerged in a plot
Proportion of emerged plants
ratio of emerged plants or sprouts
Proportion of emerged plants
Proportion of established plants
Plant establishement ratio
Proportion of established plants
Proportion of plants in a plot well established (plantsgrowing with good vigour and without severe constraints)
STRATE
rdf1:
Nstem
Stems per plant
Stems per plant
Number of stems (vines) with leaves and branches per plant
rdf1:
Yam anthracnose disease incidence
Yam anthracnose disease incidence
Anthracnose incidence caused by the pathogen Colletotricum gloeosporioides. % of anthracnose ���blight��� or ''leaf spot''affected plants in a plot
YADI
rdf1:
Reaction of the total plants per plot to the virus infection, producing yellow mottle, mosaic and leaves deformation
VirusInc
Virus incidence
Virus incidence
rdf1:
Virus severity
rdf1:
Grade of reaction of the plant to the viruses infection, varying from mottle, mosaics until total leaves deformation
Virus severity
VirusSev
SecSP
Emergence of secondary sprouts on a plant
Secondary sprouting
rdf1:
Secondary sprouting
Time of the first flower initiation on a plant/s in a plot or any of the plants in a plot shows the first flower
Time to flower initiation
Time to flower initiation
TIMFlrin
rdf1:
Predominat plant or flower sex
Sex
flower sex
Plant sex
rdf1:
Plant sex
Flrint
Abundance or degree of flowering
rdf1:
Flowering intensity
Flowering intensity
Intensity or proportion of fruit set or development under open or controlled pollination.
rdf1:
NFrtSet
Fruit set number
Fruit set number
Presence of bulbils or aerial tubers in the nodes of the vines
Presence of bulbil
Bulbil
rdf1:
Aerial tuber formation
Presence of bulbil
Time to bulbil initiation
Aerial tuber initiation time
Time to bulbil initiation
rdf1:
TIMbulb
Bulbil initiation time
TIMfsen
Time to all plants in a plot or unit area show full or complete foliage senescence
Foliage senescence time
Foliage senescence time
rdf1:
Times to complete senescence
Bulbp
Number of bulbil
rdf1:
Number of aerial tuber
Number of bulbil
Number of bulbils or aerial tubers produced
Aerial tuber yield
Bulbyld
Bulbil yield
rdf1:
Bulbil yield
Yield of vine bulbils or aerial tubers harvest
Stand harvested number
Stand harvested number
Number of plants harvested
rdf1:
NPH
Total tubers per plot
rdf1:
Number of total (all size) tubers in a net plot or unit area
Total tubers per plot
TNTP
rdf1:
TTYNA
Total tuber yield nonadjusted tons per hectare
Total tuber yield
Total tuber yield
rdf1:
Big size yam yield
Big size yam yield
Big size tubers yield nonadjusted tons per hectare
BTYld
rdf1:
Number of rotten and/or rotten yam tubers in a net plot or unit area
NRDT
Rotten or diseased tubers per plot
Rotten or diseased tubers per plot
Tbrtxtur
Tuber surface texture
rdf1:
Tuber surface smoothness
Tuber surface texture
Tuber spineness
Thorn
Tuber thorniness
Exsistence of thorns on the tuber surface
rdf1:
Tuber thorniness
rdf1:
Tbrfclr
The surface color of the yam tuber flesh
Tuber flesh color
Tuber flesh color
rdf1:
Tuber flesh oxidation
Tuber flesh enzymatic oxidation rate
Tuber flesh oxidation
Tfoxd
Leaf beetle damage incidence
Incidence of leaf beetle damage.
rdf1:
Leaf beetle damage incidence
Lfbtinc
Leaf beetle damage severity
Lfbtsev
rdf1:
Severity of leaf beetle damage.
Leaf beetle damage severity
Incidence of mealybug tuber infestation.
MbugInc
Mealybug tuber infestation incidence
Mealybug tuber infestation incidence
rdf1:
rdf1:
Mealybug tuber infestation severity
Mealybug tuber infestation severity
MbugSev
Severity of mealybug tuber infestation.
Tuber beetle incidence
Tuber beetle incidence
rdf1:
Tubtlinc
Incidence of tuber beetle damage.
Tuber beetle severity
Tuber beetle severity
Severity of tuber beetle damage.
rdf1:
Tubtlsev
rdf1:
Tuber dry matter content
Proportion of dry matter in the tuber.
TubDMC
Tuber dry matter content
SdSet
Number of seeds developed per fruit after hand flowers pollination
rdf1:
Seeds set per fruit
Seeds set per fruit
Presence of secondary roots on the tuber bark
Tuber hairiness
Tuber hairiness
RTBS
rdf1:
Tuber appearance
Tuber appearance
Tuber surface look in relation to presence or absence of roots, thorns and sprouted buds on the tuber surface
Tbrappr
rdf1:
Stickiness of pounded yam
StickPndedYam
The degree to which the pounded yam is adhesive or stick to the fingure, mouth surface and teeth
rdf1:
Stickiness of pounded yam
TastePndedYam
Taste of pounded yam when eaten without any additional complementary food
Taste of pounded yam
Taste of pounded yam
rdf1:
Tubers planted counting/plot
Tubers planted counting/plot
Sett-N
rdf1:
SETW
Weight of planted tubers computation/ gm
Weight of planted tubers computation/ gm
rdf1:
rdf1:
Time to the first sprout (plant) emerge in a plot
TIMFSE
First sprout emergence time
First sprout emergence time
rdf1:
First sprout emergence time estimation in yy/mm/dd
First sprout emergence time estimation in yy/mm/dd
Emerdt
Time to 50% sprouts (plants) emerge in a plot
50% sprout emergence time
TIMSE
rdf1:
50% sprout emergence time
DtFemer
50% sprout emergence time estimation in yy/mm/dd
50% sprout emergence time estimation in yy/mm/dd
rdf1:
First sprout emergence time computation in days
Emerday
rdf1:
First sprout emergence time computation in days
rdf1:
50% sprout emergence time computation in days
DyFemer
50% sprout emergence time computation in days
Number of an emerged plants (sprouts) in a plot
NEP
Number of emerged plants
rdf1:
Number of emerged plants
Emerged plants counting/plot
rdf1:
Emerged plants counting/plot
Proportion of emerged plants (sprouts) computation/%
rdf1:
Proportion of emerged plants (sprouts) computation/%
Ratiosp
Number of well established plants ( plants growing with good vigour and without severe constraints) in a plot
rdf1:
Established plants
NESP
Established plants
rdf1:
Established plants counting/plot
Established plants counting/plot
Estbp-N
rdf1:
Field establishment rate compuation in %
Field establishment rate compuation in %
Estbp-ratio
rdf1:
Secondary sprouting estimation nominal 0&1
SECSP
Secondary sprouting estimation nominal 0&1
Sprout color estimation 1-5
Sprout color estimation 1-5
rdf1:
SPCOLO
Sprout length
Spleng
rdf1:
Sprout length
Length of sprouted shoots (vines)
Sprout length measurement in cm
SPRTL
rdf1:
Sprout length measurement in cm
Presence of colored spots at the spine base of sprouted shoots (vine) with spines
Presence of spot on spine base
Presence of spot on spine base
SPBCOL
rdf1:
Spine base color estimation nominal 0&1
Spine base color estimation nominal 0&1
rdf1:
Spines on sprout presence
Spines on sprout presence
SPNSP
Presence of spines on sprout (vines)
rdf1:
Spines on sprout presence estimation nominal 0&1
Spines on sprout presence estimation nominal 0&1
rdf1:
Sprout hairiness
rdf1:
HAIRSP
Hairs on sprout (vines)
Sprout hairiness
Sprout hairiness estimation nominal 0&2
rdf1:
Sprout hairiness estimation nominal 0&2
rdf1:
Time to the first leaf emergence on a plant or sprouted shoot (vine) in a plot
Time to first leaf emergence
Time to first leaf emergence
TIMLE
rdf1:
First leaf emergence time estimation in yy/mm/dd
First leaf emergence time estimation in yy/mm/dd
rdf1:
Time to first leaf emergence computation
Time to first leaf emergence computation
Leaf apex shape
rdf1:
Leaf apex shape
Leaf apex shape
Lfapx
rdf1:
Leaf apex shape estimation 1-3
Leaf apex shape estimation 1-3
Leaf shape of plants
Leaf shape
Leaf shape
rdf1:
Lfshp
Leaf shape estimation 1-7
Leaf shape estimation 1-7
rdf1:
Stems per plant computation per plant
Stems per plant computation per plant
rdf1:
stnp
Stem diameter of a mature plant (5 to 6 month old plant)
Stem diameter
Stem diameter
STMDM
rdf1:
stemdim
rdf1:
Stem diameter computation in mm
Stem diameter computation in mm
Internode length
Internode length
rdf1:
Internode length
Intndlngth
Internode length computation in cm
rdf1:
Internode length computation in cm
INODL
rdf1:
Number of internodes to first branching
Number of internodes to first branchs on a plant
NINFB
Number of internodes to first branching
rdf1:
Number of internodes to first branching computation/plot
Number of internodes to first branching computation/plot
Spines on stem density
rdf1:
Spines on stem density
SPNAB
Intensity of spines on stem (vine) above base of mature plant (5 to 6 month old plant)
rdf1:
Spines on stem estimation 0-2
Spines on stem estimation 0-2
A tendency of a plant to grow in a certain shape and to attain a certain mature height and spread
Plant type
Plntype
rdf1:
Plant type
Growth habit
GH
Plant type estimation 1-3
rdf1:
Plant type estimation 1-3
Canopy architecture estimation 1-4
rdf1:
Canopy architecture estimation 1-4
Canopy
Plant vigor estimation 1-3
rdf1:
Plant vigor estimation 1-3
PLNV
Twining habit
TWNH
climbing habit
Tendency of climbing or trailling
Twining habit
rdf1:
trailling
Twining habit estimation 0-1
Twining habit estimation 0-1
TWNH
rdf1:
rdf1:
twndir
Twining direction
Twining direction
Twining direction
vine climbing direction
rdf1:
Twining direction estimation 1-2
Twining direction estimation 1-2
rdf1:
Flower initiation time estimation in yy/mm/dd
Flower initiation time estimation in yy/mm/dd
DtFlrin
rdf1:
Time to 50% flowering
Time to 50% flowering
TIMFL
Time when 50% of the plants flower in a plot
Flowering time estimation in yy/mm/dd
DtFFlr
rdf1:
Flowering time estimation in yy/mm/dd
TIMEF
Time to end of flowering
rdf1:
End of flowering time or when a plant does not produce new flower in a plot
Time to end of flowering
DtendFlr
rdf1:
End of flowering time estimation in yy/mm/dd
End of flowering time estimation in yy/mm/dd
rdf1:
Fower initiation time computation in days
Fower initiation time computation in days
Dayflrin
Flowering time computation in days
Flowering time computation in days
rdf1:
DF
Dayendflr
rdf1:
End of flowering time computation in days
End of flowering time computation in days
Date crossing or pollination attempted
rdf1:
Crossing date
datcross
Crossing date
Crossing date esimation in yy/mm/dd
rdf1:
Polldate
Crossing date esimation in yy/mm/dd
Pollinated florets counting
rdf1:
Pollinated florets counting
rdf1:
NPOLS
Pollinated spikes counting
Pollinated spikes counting
FLRI
rdf1:
Flowering intensity estimation 0-9
Flowering intensity estimation 0-9
rdf1:
Inflorescence initiation time
Inflorescence initiation time
TIMinflor
Time of first inflorescence initiation
First inflorescence initiation time estimation in yy/mm/dd
rdf1:
First inflorescence initiation time estimation in yy/mm/dd
rdf1:
First inflorescence initiation time computation
First inflorescence initiation time computation
Inflorescence type
rdf1:
Inflorescence type
Inft
The arrangement of flowers on stem or twig of a plant
rdf1:
Inflorescence type estimation
Inflorescence type estimation
fflrint
rdf1:
femal flower abudance per inflorence
Intensity or abudance of female flowers on spikes/infloresences
Female flowering intensity
Female flowering intensity
Female flowering intensity per spike estimation 1-4
Female flowering intensity per spike estimation 1-4
fflrab
rdf1:
Mode of plant to plant pollen transfer
Mechanism of pollination
rdf1:
Polltyp
Pollination type
Pollination type
Pollination type estimation 1-4
Pollmech
Pollination type estimation 1-4
rdf1:
Plant sex estimation 0-4
Plant sex estimation 0-4
rdf1:
plntsex
flrsex
Fruits developed per cross counting
Fruits developed per cross counting
rdf1:
FrtN
rdf1:
fruit formation time
Frtset
Times fruit formation or set on monoeciuse or femal flowers of dioeciouse yam plants
Time to fruit setting
Time to fruit setting
rdf1:
Fruit setting time estimation in yy/mm/dd
Fruit setting time estimation in yy/mm/dd
rdf1:
Fruit setting estimation 0&1
Fruit setting estimation 0&1
frtform
Fruits harvested per cross counting
rdf1:
Fruits harvested per cross counting
Matfrt
Time to fruit harvesting
Time of fruit harvesting
rdf1:
Time to fruit harvesting
DateFH
Fruit harvest time estimation in yy/mm/dd
rdf1:
Fruit harvest time estimation in yy/mm/dd
TIMFrtM
rdf1:
Time to fruit maturity
Time to fruit maturity
Times 90% of fruits attain physiological maturity
Fruit maturity time estimation in yy/mm/dd
rdf1:
Fruit maturity time estimation in yy/mm/dd
DFM
Times to fruit maturity computation in days
Times to fruit maturity computation in days
rdf1:
Fruit set number estimation 1-3
FRTINT
rdf1:
Fruit set number estimation 1-3
fruit set number percentage
rdf1:
fruit set number percentage
Status of fruit development
rdf1:
FrtDev
Fruit development status on monoecious and female flower of dioeciouse yam plant
Status of fruit development
Fruit development status estimation 1-2
Fruit development status estimation 1-2
rdf1:
rdf1:
Seeds set/fruit computation
Seeds set/fruit computation
rdf1:
True seeds harvested
bontanical seed
Number of true seed harvested or obained per cross or family
True seeds harvested
Tsdh
rdf1:
True seeds harvested/cross counting
True seeds harvested/cross counting
Botseed
Fruit index
Fruit index
rdf1:
Fruit index is an estimation of pollinated flowers developing physiologically mature fruits
rdf1:
Fruit index computation 0 to 1
Fruit index computation 0 to 1
Seed index
Seed index
Seed index is an estimation of pollinated flowers producing seeds
rdf1:
rdf1:
Seed index computation 0 to 1
Seed index computation 0 to 1
Seeds sown
Quantity of botanical or true seeds sown per family or cross
Sdsown
rdf1:
Seeds sown
Seeds sown/family counting
Seeds sown/family counting
rdf1:
Time the first seed germination occurred
rdf1:
Date sart of seed germination
Seeds germination start time
Seeds germination start time
germstart
Seeds germination start time estimation in yy/mm/dd
rdf1:
Seeds germination start time estimation in yy/mm/dd
DAFGR
rdf1:
Time last seed germination occurred
Seeds germination end time
Date end of seed germination
germend
Seeds germination end time
DAEGR
rdf1:
End of seeds germination time estiamtion in yy/mm/dd
End of seeds germination time estiamtion in yy/mm/dd
rdf1:
GR
Seed germination rate percentage
Seed germination rate percentage
Quanity of sown true (botanical) seeds germinated per cross or family
rdf1:
sdgerm
Seeds germinated
Seeds germinated
rdf1:
Seeds germinated counting
Seeds germinated counting
sder
rdf1:
Seedling establishment rate percentage
Seedling establishment rate percentage
Establishment rate of seedlings four weeks after transplanting operation
Tsurvrat
Seedling transplant survival rate
rdf1:
Seedling transplant survival rate
Seedling survival rate percentage
rdf1:
Seedling survival rate percentage
Vine cuttings planted
Vine cuttings planted
rdf1:
Vine cuttings planted
NVP
Vine cuttings planted count
Vine cuttings planted count
rdf1:
Vine cutting establishment rate
Vine cutting establishment rate
Proportion of vine cuttings established well that producing shoots
rdf1:
Vestrat
Vine cutting establishment rate percentage
rdf1:
Vine cutting establishment rate percentage
Time when 50% of the plants in a plot are showing signs of foliage senescence
Datsen
rdf1:
Time to 50% foliage senescence
Time to 50% foliage senescence
Partial senescence time
Time to 50% foliage senescence estimation in yy/mm/dd
Time to 50% foliage senescence estimation in yy/mm/dd
DATS
rdf1:
Foliage senescence time
Datfsen
Complete senescence time
Foliage senescence time
Time to all plants in a plot or unit area show full or complete foliage senescence
rdf1:
DateHS
rdf1:
Foliage senescence time estimation in yy/mm/dd
Foliage senescence time estimation in yy/mm/dd
Time to 50% foliage senescence computation in days
Time to 50% foliage senescence computation in days
DM
rdf1:
Foliage senescence time computation in days
DAYHS
rdf1:
Foliage senescence time computation in days
Mat
Time to maturity
Time to maturity
rdf1:
Growing degree days
Length of time toward crop maturity
Maturity time estimation GGD
Maturity time estimation GGD
rdf1:
Foliage senescence or maturity class
Senescenece class
Maturity class
SE
Senescenece class
rdf1:
Senescence class estimation 1-9
Senescence class estimation 1-9
MatC
rdf1:
Dry rot caused by nematodes (Scutellonema bradys and Practylenchus spp.) in tubers at harvest
Yam tuber dry rot presence
Yam tuber dry rot presence
Dryrot
rdf1:
rdf1:
Presence of tuber dry rot estimation in 0&1
Presence of tuber dry rot estimation in 0&1
Yam tuber dry rot incidence
rdf1:
Yam tuber dry rot incidence
Dryrot
Dry rot caused by nematodes (Scutellonema bradys and Practylenchus spp.) in tubers at harvest
rdf1:
Number of dry rot tubers count
Number of dry rot tubers count
S_Bri
Tuber dry rot incidence computation in %
Tuber dry rot incidence computation in %
rdf1:
S_Brs
Tuber dry rot severity estimation 0-4
Tuber dry rot severity estimation 0-4
rdf1:
Btl_I
Leaf beetle damage incidence computation %
Leaf beetle damage incidence computation %
rdf1:
Btl_S
rdf1:
Leaf beetle damage severity estimation in 1-5
Leaf beetle damage severity estimation in 1-5
M_Bi
Mealybug incidence computation %
rdf1:
Mealybug incidence computation %
Mealybug severity estimation in 1-5
Mealybug severity estimation in 1-5
rdf1:
M_Bs
R_Kni
Root knot nematode incidence computation %
rdf1:
Root knot nematode incidence computation %
Root knot nematode severity estimation in 1-5
Root knot nematode severity estimation in 1-5
R_kns
rdf1:
Tbeti
Tuber beetle incidence computation %
rdf1:
Tuber beetle incidence computation %
Tbets
rdf1:
Tuber beetle severity estimation in 1-5
Tuber beetle severity estimation in 1-5
rdf1:
Virus incidence computation %
VRSI
Virus incidence computation %
virus severity estimation in 1-5
rdf1:
virus severity estimation in 1-5
VRSS
AnthracInc
yam anthracnose disease incidence computation %
yam anthracnose disease incidence computation %
rdf1:
AnthracSev
yam anthracnose disease severity estimation in 1-5
yam anthracnose disease severity estimation in 1-5
rdf1:
Bulbils per plot count
Bulbils per plot count
Aetbrp
rdf1:
Number of bulbils or aerial tubers produced
Number of bulbil
Bulbpl
Number of bulbil
rdf1:
Number of aerial tuber
Bulbils per plant computation
Bulbils per plant computation
rdf1:
Aetbrpl
Bulbil shape
Aerial tuber shape
Bulbsp
rdf1:
Bulbil shape
Predominant shape of the bulbils
Aetbrshap
rdf1:
Shape of bulbil estimation 1-4
Shape of bulbil estimation 1-4
Bulbil weight
Aerial tuber weight
Weight of vine bulbils or aerial tubers harvest
Bulbil weight
rdf1:
Bulbwtp
Bulbil weight per plot measurement in kg
Aetubwtp
rdf1:
Bulbil weight per plot measurement in kg
AetbrwtPl
Bulbil yield per plant measurement in kg
rdf1:
Bulbil yield per plant measurement in kg
rdf1:
AetbrYld
Bulbil yield estimation in t/ha
Bulbil yield estimation in t/ha
rdf1:
Bulbil initiation time estimation in yy/mm/dd
Bulbil initiation time estimation in yy/mm/dd
Aetbrin
Times to bulbil initiation computation
Times to bulbil initiation computation
rdf1:
Dayaetbrin
Bulbil presence estimation 0&1
AeTuber
rdf1:
Bulbil presence estimation 0&1
Plant stand harvested count
Plant stand harvested count
No_stdh
rdf1:
NBTP
rdf1:
Tubers per plot size 1
Number of big size tubers that weighing ���1 kg in a net plot or unit area
Big size tubers per plot
Big size tubers per plot
Big tubers per plot counting number
Big tubers per plot counting number
rdf1:
NMTP
Number of medium size tubers that weighing ��� 0.5kg and <1 kg in a net plot or unit area
rdf1:
Medium size tubers per plot
Medium size tubers per plot
Tubers per plot size 2
Medium tubers per plot counting number
rdf1:
Medium tubers per plot counting number
Tubers per plot size 3
Small size tubers per plot
Small size tubers per plot
Number of small size tubers that weighing <0.5kg in a net plot or unit area
rdf1:
NSTP
Small tubers per plot counting number
rdf1:
Small tubers per plot counting number
rdf1:
Rotten tubers per plot counting number
NRDT
Rotten tubers per plot counting number
rdf1:
Total tubers per plot computation
Total tubers per plot computation
NBTPL
Big size tubers per plant
Number of big size tubers ( ���1 kg) per plant
rdf1:
Big size tubers per plant
Big tubers per plant computation
rdf1:
Big tubers per plant computation
Number of medium size tubers (��� 0.5kg and <1 kg) per plant
Medium size tubers per plant
Medium size tubers per plant
rdf1:
NMTPL
rdf1:
Medium tubers per plant computation
Medium tubers per plant computation
NSTPL
rdf1:
Number of small size tubers ( <0.5kg) per plant
Small size tubers per plant
Small size tubers per plant
Small tubers per plant compuatation
Small tubers per plant compuatation
rdf1:
Number of tubers harvested per plant
TNTPL
Total tubers per plant
Total tubers per plant
rdf1:
Total tubers per plant computation
Total tubers per plant computation
rdf1:
Weight of big size tubers ( ���1 kg) in a net plot or unit area
rdf1:
BTW
Big size tubers weight per plot
Big size tubers weight per plot
rdf1:
Weight of big tubers per plot measurement in kg
Weight of big tubers per plot measurement in kg
Btbrwt
Medium size tubers weight per plot
rdf1:
Medium size tubers weight per plot
MTW
Weight of medium size tubers (��� 0.5kg and <1 kg) in a net plot or unit area
rdf1:
Mtbrwt
Weight medium tubers per plot measurement in kg
Weight medium tubers per plot measurement in kg
STW
Small size tubers weight per plot
rdf1:
Small size tubers weight per plot
Weight of small size tubers ( <0.5kg ) in a net plot or unit area
Stbrwt
rdf1:
Weight of small tubers per plot measurement in kg
Weight of small tubers per plot measurement in kg
rdf1:
Weight of rotten/diseased tubers per plot measurement in kg
Weight of rotten/diseased tubers per plot measurement in kg
Rot_Wt
Total fresh tuber weight per plot
TTWP
Total fresh tuber weight per plot
rdf1:
Total fresh weight of all category or size tubers harvested in a net plot
Total tuber weight per plot computation in kg
Total tuber weight per plot computation in kg
rdf1:
Total tuber weight per plant
TTWPL
Total fresh weight of all category or size tubers per plant
Total tuber weight per plant
rdf1:
rdf1:
Total tuber weight per plant computation in kg
Total tuber weight per plant computation in kg
Big size tuber weight per plant
Weight of big size tubers per plant
WBTPL
Big size tuber weight per plant
rdf1:
Weight of big tubers per plant measurement in kg
MTWPL
Weight of big tubers per plant measurement in kg
rdf1:
rdf1:
Weight of medium size tuber yam per plant
Medium size tuber weight per plant
WMTPL
Medium size tuber weight per plant
rdf1:
Weight of medium tubers per plant computation kgplt
Weight of medium tubers per plant computation kgplt
Small size tuber weight per plant
Weight of small size yam per plant
rdf1:
Small size tuber weight per plant
WSTPL
Weight of small tuber per plant computation kgplant
rdf1:
Weight of small tuber per plant computation kgplant
TubYld
rdf1:
Total tuber yield computation in t/ha
Total tuber yield computation in t/ha
Big tuber yield computation in t/ha
rdf1:
Big tuber yield computation in t/ha
Total tuber yield adjusted
Total tuber yield adjusted
TTYA
rdf1:
Total tuber yield adjusted tons per hectare
Tuber yield adjusted computation in t/ha
rdf1:
Tuber yield adjusted computation in t/ha
BTYA
Big size tuber yield adjusted
Big size tubers yield adjusted tons per hectare
rdf1:
Big size tuber yield adjusted
rdf1:
Big tuber yield adjusted computation in t/ha
Big tuber yield adjusted computation in t/ha
rdf1:
Average weigth of big size tuber
Average weigth of big size tuber
AWBT
Average weight of big size tubers in kg
Big tuber average weight computation in kg
Big tuber average weight computation in kg
rdf1:
ATW
rdf1:
Average tuber weight
Average tuber weight
Average tuber weight in kg
rdf1:
Average tuber weight computation in kg
Average tuber weight computation in kg
rdf1:
Position of appearance of roots at surface of tubers
Place of roots on tubers
Prtbs
Place of roots on tubers
rdf1:
Root position estimation 1-4
Root position estimation 1-4
rdf1:
Hairiness of tuber estimation 1-3
Hairiness of tuber estimation 1-3
TBR_Hairy
rdf1:
Appearance of tuber surface estimation 1-4
Appearance of tuber surface estimation 1-4
Tuber surface texture estimation 1-2
rdf1:
Tuber surface texture estimation 1-2
Thorn
Tuber thorniness estimation 0&1
rdf1:
Tuber thorniness estimation 0&1
Tuber thorniness intensity
Spine intensity on tubers
Tuber thorniness intensity
ThornInt
rdf1:
Intensity of thorns on the tuber surface
Tuber thorniness intensity estimation 0-7
Tuber thorniness intensity estimation 0-7
rdf1:
Btbrleng
Average length of big size tubers harvested in a net plot or unit area
rdf1:
Big size tuber length
Big size tuber length
rdf1:
Big tuber length computation in cm
Big tuber length computation in cm
rdf1:
Average length of medium size tubers harvested in a net plot or unit area
Mtbrleng
Medium size tuber length
Medium size tuber length
rdf1:
Medium size tuber length computation in cm
Medium size tuber length computation in cm
rdf1:
Small size tuber length
Small size tuber length
Stbrleng
Average length of small size tubers harvested in a net plot or unit area
Small size tuber length computation in cm
rdf1:
Small size tuber length computation in cm
Average length of all size tubers harvested in a net plot or unit area
Tbrleng
Tuber length
rdf1:
Tuber length
TBRL
Average tuber length measurement in cm
rdf1:
Average tuber length measurement in cm
Tuber shape estimation 1-4
TUBSHA
Tuber shape estimation 1-4
rdf1:
TUBSIZE
Tuber size estimation 1-3
rdf1:
Tuber size estimation 1-3
Big size tuber width
Average width of big size tubers harvested in a net plot or unit area
rdf1:
Big size tuber width
Btbrwd
Big tuber width computation in cm
Big tuber width computation in cm
Btbrwidth
rdf1:
Average width of medium size tubers harvested in a net plot or unit area
rdf1:
Mtbrwd
Medium size tuber width
Medium size tuber width
rdf1:
Mtbrwidth
Medium tuber width computation in cm
Medium tuber width computation in cm
rdf1:
Small size tuber width
Stbrwd
Average width of small size tubers harvested in a net plot or unit area
Small size tuber width
rdf1:
Small tuber width computation in cm
Stbrwidth
Small tuber width computation in cm
rdf1:
Tuber width
Tuber width
Tbrwd
Average width of all size tubers harvested in a net plot or unit area
Average tuber width computation in cm
tbrwidth
Average tuber width computation in cm
rdf1:
Cracks on tuber surface
Tuber cracks
rdf1:
Tuber cracks
CTBRS
Tuber surface crack estimation 0-3
rdf1:
Tuber surface crack estimation 0-3
Crazy roots presence
CRZROOT
Appearance of crazy roots on tuber surface
rdf1:
Crazy roots presence
Crazy roots presence estimation 0&1
Crazy roots presence estimation 0&1
rdf1:
corm
Presence or absence of corm on tuber
rdf1:
Corm on tuber
Corm on tuber
Corm estimation binary 0&1
rdf1:
Corm estimation binary 0&1
corsep
Corm separability from tuber
rdf1:
Corm separability from tuber
Corm separation from tuber
Separability of corm estimation binary 0&1
rdf1:
Separability of corm estimation binary 0&1
cormsep
rdf1:
Corm size
Size of corm in relation to tuber
corsz
Corm size
rdf1:
Cormsize
Corm size estimation 1-3
Corm size estimation 1-3
Corm type
Corm type
Corm type
rdf1:
cortyp
Corm type estimation 1-3
Cormtype
Corm type estimation 1-3
rdf1:
Dorm
Tuber dormancy period estimation
Tuber dormancy period estimation
rdf1:
TDMC
Dry matter content percentage
Dry matter content percentage
rdf1:
Tuber flesh color upper portion estimation 1-9
Tuber flesh color upper portion estimation 1-9
rdf1:
Flcolr_head
Tuber flesh color middle portion estimation 1-9
Flcolr_middle
rdf1:
Tuber flesh color middle portion estimation 1-9
Tuber flesh color lower portion estimation 1-9
rdf1:
Tuber flesh color lower portion estimation 1-9
Flcolr_tail
Tbrflcolr
Tuber flesh color measurement
Tuber flesh color measurement
rdf1:
Tuber flesh cross-section color uniformity
Tuber flesh cross-section color uniformity
Utfc
rdf1:
Uniformity of tuber flesh surface color in cross-section ( from cortex to center)
rdf1:
Uniformity of tuber flesh color estimation binary 0&1
Uniformity of tuber flesh color estimation binary 0&1
flcol_uni
Intoxd
Tuber flesh oxidation intensity
Tuber flesh oxidation intensity
Intensity of tuber flesh enzymatic oxidation (degree of flesh color change or browning of cut yam tuber)
rdf1:
Intensity of tuber flesh oxidation estimation 0-3
Intensity of tuber flesh oxidation estimation 0-3
rdf1:
Tuber flesh texture
Texture of tuber flesh
Txf
Tuber flesh texture
rdf1:
Tuber flesh texture estimation 1-3
rdf1:
Tuber flesh texture estimation 1-3
Tuber oxidation estimation 1-3
Oxid
Tuber oxidation estimation 1-3
rdf1:
Tuber flesh oxidation color
Surface color resulting of tuber flesh enzymatic oxidation
rdf1:
Tuber flesh oxidation color
Foxdc
rdf1:
Flesh oxidation color estimation 1-4
Flesh oxidation color estimation 1-4
cohpdym
Cohesiveness of pounded yam
Cohesiveness of pounded yam
rdf1:
Degree to which particles of a sample stick together or how moldable it is
Cohesiveness estimation 1-3
Cohesiveness estimation 1-3
rdf1:
tretchability or elasticity of pounded yam
Distance to which the deformed material can be sretchable
sprgpdym
Springiness of pounded yam
Springiness of pounded yam
rdf1:
Strepdym
Springness estimation 1-2
Springness estimation 1-2
rdf1:
rdf1:
Smoothness of pounded yam
Smoothness of pounded yam
smthpdym
Smoothnessof the material, i.e., absence of lumps
rdf1:
Smoothness estimation 1-3
Smoothness estimation 1-3
rdf1:
Fibrousness of pounded yam
Fibrousness of pounded yam
Presenceof ���ber strands
fbrpdym
Fiber estimation 1-2
Fiber estimation 1-2
rdf1:
Stickiness estimation 1-3
Con_Stick_PY
Stickiness estimation 1-3
rdf1:
Con_Taste_PY
Taste estimation 1-5
Taste estimation 1-5
rdf1:
Scalisec
Scale insect infestation on tubers at harvest
Scale insect infestation
rdf1:
Scale insect infestation
Scale insect infestation estimation 0-2
Scale insect infestation estimation 0-2
rdf1:
Stmcol
The surface color of stem
Stem color
Stem color
rdf1:
Stem color estimatiion 1-5
Stem color estimatiion 1-5
rdf1:
Variation in leaf mass of the plant
Leaf density
Leaf density
Lfden
leaf abundance
rdf1:
rdf1:
Leaf density estimation 1-7
Leaf density estimation 1-7
Number of branches above ground
Branch number
Branch number
branch
rdf1:
rdf1:
Number of branches per plant count
Number of branches per plant count
vine length
Height or the length of stem
Stem height
rdf1:
Stmht
Stem height
Stem height measurement in m
Stem height measurement in m
rdf1:
Nlfyp
The number of leaves on a plant
Number of leaves
Number of leaves
rdf1:
Number of leaves per plant count
Number of leaves per plant count
rdf1:
leaf arrangement
Leaf position
Arrangement of leaves on stem or vine
rdf1:
Leaf position
lfpst
Leaf position estiamtion 1-3
Leaf position estiamtion 1-3
rdf1:
Leaf length
Leaf length
Length of leaf
lflngth
rdf1:
Leaf length measurement in cm
Leaf length measurement in cm
rdf1:
Leaf Width
Width of leaf
lfwdt
rdf1:
Leaf Width
Leaf width measurement in cm
Leaf width measurement in cm
rdf1:
Internode length measurement in cm
Internode length measurement in cm
rdf1:
rdf1:
Hairiness of stem
Stem hairiness
Stem hairiness
stmhair
rdf1:
Stem hairiness estimation 0-2
Stem hairiness estimation 0-2
mlfcol
The leaf surface color or pigmentation
leaf color
rdf1:
leaf color
Young leaf color estimation 1-5
Young leaf color estimation 1-5
rdf1:
Mature leaf color estimation 1-5
Mature leaf color estimation 1-5
rdf1:
lveincol
rdf1:
Color or pigmentation of leaf vein
Vein color
Vein color
Upper surface vein color estimation 1-4
Upper surface vein color estimation 1-4
rdf1:
Lower surface vein color estimation 1-4
Lower surface vein color estimation 1-4
rdf1:
Leaf hairiness
Leaf hairiness
llfhair
rdf1:
Hairiness of leaf surface
Upper surface leaf hairiness estimation 0-2
Upper surface leaf hairiness estimation 0-2
rdf1:
Lower surface leaf hairiness estimation 0-2
Lower surface leaf hairiness estimation 0-2
rdf1:
Petiole length
rdf1:
Length of petiole
Petiole length
petlngth
rdf1:
Petiole length measurement in cm
Petiole length measurement in cm
Tubers (seed yams or setts) planted - Counting
Tubers (seed yams or setts) planted - Counting
rdf1:
Count the number of tubers (seed yams or setts) planted per plot (unit area)
rdf1:
Setts or seed yams planted weight - Computation
Setts or seed yams planted weight - Computation
Measure the weight of N planted tubers (seed yams or setts) and record the average
Time first sprout emergence-Estimation
rdf1:
Record date of first spout emergence in a plot
Time first sprout emergence-Estimation
rdf1:
Record date 50% of sprouts in a plot emerged
Time 50% of sprout emergence-Estimation
Time 50% of sprout emergence-Estimation
rdf1:
Times to first sprout emergence-Computation
Times to first sprout emergence-Computation
Compute the number of days required from date of planting to the date first sprout or plant in a plot or unit area emerged
rdf1:
Times to 50% spout emergence-Computation
Times to 50% spout emergence-Computation
Compute the number of days required from date of planting to the date 50% of sprouts or plants in a plot emerged
rdf1:
Emerged sprouts -Counting
Emerged sprouts -Counting
Count the emerged plants (sprouts) per plot every week starting from first plant/sprout emergence date till the last plant or spourt emerge in a plot
Emerged sprouts or plants proportion-Computation
Compute the proportion or ratio of plants/sprouts emerged as the number of emerged plants/sprouts divided by the total number of tubers (seed yam or setts) planted in a plot multiplied by 100
Emerged sprouts or plants proportion-Computation
rdf1:
Take count of well established plants in a plot usually at two months after planting
Number of well established plants -Counting
Number of well established plants -Counting
rdf1:
Compute the proportion or ratio of well-established plants in a plot from the total number of tubers (seed yam or setts) planted
rdf1:
Field establishment-Computation
Field establishment-Computation
Secondary sprouting - estimation
Secondary sprouting - estimation
Record emergence of new secondary sprouts from the planted seed tuber/sett in a plot at three months after planting
rdf1:
Record the predominant color of the sprouts (plant) per plot at 20 days after emergence
Sprout color - estimation
rdf1:
Sprout color - estimation
rdf1:
Sprout length-computation
Sprout length-computation
Compute the average sprout length of five representative plants measurement taken in a plot
Record of the existance of colored spot at base of spines on a sprout (vine)
rdf1:
Colored spots on spine base-Estimation
Colored spots on spine base-Estimation
rdf1:
Spines on sprout base-estimation
Spines on sprout base-estimation
Record absence or presence of spines on a sprout (vine)
Hairiness of sprout - Estimation
rdf1:
Record existance of hairs on a sprout (vine)
Hairiness of sprout - Estimation
Time of first leaf emergence on sprouted shoot (vines)-Estimation
rdf1:
Time of first leaf emergence on sprouted shoot (vines)-Estimation
Record time of the first leaf emergence on sprouted shoot (vine)
Times to the first leaf emergence on sprouted shoot (vines)-Computation
rdf1:
Compute the number of days required from first sprout emergence to the first leaf to emerge on a sprouted shoot (vine) in a plot
Times to the first leaf emergence on sprouted shoot (vines)-Computation
Leaf apex shape-Estimation
Leaf apex shape-Estimation
rdf1:
Record leaf apex shape of mature plants in a plot
Leaf shape-Estimation
Leaf shape-Estimation
Record leaf shape of mature plants in a plot
rdf1:
Number of stems per plant-computation
Number of stems per plant-computation
rdf1:
Compute average of the number of stems (vines) per established plants in a plot
Stem diameter-computation
Measure the stem diameter at 15 cm above the base of five plants before senescence in a plot and record the average
rdf1:
Stem diameter-computation
rdf1:
Measure the internode length of five plants before senescence at 1 meter height and record the average
Internode length -computation
Internode length -computation
Number of internode-computation
Compute average number of internodes to first branching of at least five plants internode counts taken in a plot
Number of internode-computation
rdf1:
Visual assessment of spines on a stem (vine) above the base of mature plants in a plot
rdf1:
Density of spines on stem base of a plant-Etimation
Density of spines on stem base of a plant-Etimation
Visual assessment of the tendency of a plant to grow in a certain shape and to attain mature height and spread
Plant type-Estimation
Plant type-Estimation
rdf1:
rdf1:
Canopy architecture - Estimation
Canopy architecture - Estimation
Determination of predominant canopy architecture
Plant Vigor - Estimation
rdf1:
Plant Vigor - Estimation
Visual assessment of the plant vigour in a plot at two month after planting
rdf1:
Twining habit-Estimation
Record the tendency of vine to twine or climb
Twining habit-Estimation
Twining direction-Estimation
Twining direction-Estimation
Record the twining or climbing direction of the vine
rdf1:
rdf1:
Record time (date) of first flower initiation in a plot or the date any of the plants in a plot shows the first flower
Flower initaition time - Estimation
Flower initaition time - Estimation
rdf1:
Record time (date) 50% plants in a plot are having at least one flower/inflorescence
50% flowering time - Estimation
50% flowering time - Estimation
End of flowering time - Estimation
End of flowering time - Estimation
Record time (date) when the plant does not produce more new flowers in a plot
rdf1:
Flower initaition time - Computation
Flower initaition time - Computation
rdf1:
Computing the number of days required from first sprout emergence to first flower initiation
Compute the number of days required from 50% of sprouts in plot emerged to 50% of plants in a plot are having at least one flower/inflorescence
50% flowering time - Computation
50% flowering time - Computation
rdf1:
End of flowering time - Computation
Computing the number of days required from 50% of sprout emergence to when plant does not produce more new flowers.
rdf1:
End of flowering time - Computation
Date crossing-Estimation
Record the date crossing made in particular flower of a plant.
Date crossing-Estimation
rdf1:
Count the number of pollinated florets per female parent per cross
rdf1:
Floret pollinated number - Counting
Floret pollinated number - Counting
Count the number of pollinated spikes per female parent per cross
Pollinated spike number - Estimation
rdf1:
Pollinated spike number - Estimation
Flowering intensity - Estimation
Record the abundance or intesity of flowering when more than 50% of the plants are flowered in a plot
Flowering intensity - Estimation
rdf1:
rdf1:
First inflorescence time - Estimation
First inflorescence time - Estimation
Record date when plant/s having the first inflorescence in a plot
rdf1:
First inflorescence time - Compuation
Compute the number of days required to first inflorescence emergence in a plot
First inflorescence time - Compuation
rdf1:
Inflorescence type-Estimation
Inflorescence type-Estimation
Observe the type of inflorescence and score it
Femal flowers abundance or intensity per inflorescence-Estimation
Observe the femal flowering intensity or abudance per inflorences and rate
Femal flowers abundance or intensity per inflorescence-Estimation
rdf1:
pollination type-Estimation
Record the method used to transfer the pollen grains from the anther of a flower to the stigma of a flower of the same or different plant of the same species
pollination type-Estimation
rdf1:
Plant or flower sex-Estimation
Scoring the most frequent flower sex type when more than 50% of the plants are flowered
Plant or flower sex-Estimation
rdf1:
rdf1:
Fruits developed number - Counting
Fruits developed number - Counting
Record the number of developed fruits or fruit set in pollinated flowers/inflorescence
50% fruit set time-Estimation
Record the date fruit set in 50% of plants in a plot
50% fruit set time-Estimation
rdf1:
Ability to set or form fruts-Estimation
Observe fruit setting or formation of female flowers of monoeciouse and dieciouse plants and rate the ability set for form fruits
Ability to set or form fruts-Estimation
rdf1:
Record the number of harvested fruits per cross
rdf1:
Fruits harvested number - Counting
Fruits harvested number - Counting
Record the date of fruits harvest in a crossing block or from plant
Fruit harvesting time- Estimation
Fruit harvesting time- Estimation
rdf1:
Fruit maturity time - Estimation
rdf1:
Record the date 90% of the developed fruits shows sign of physiological maturity (turning brown)
Fruit maturity time - Estimation
rdf1:
Fruit maturity time - Computation
Fruit maturity time - Computation
Compute the number of days required from fruit set to fruit phyisological maturity
rdf1:
Assess the fruit number as fruiting intensity in categorical scale when more than 50% of the plants set fruits
Fruit set number - Estimation
Fruit set number - Estimation
Compute the fruit set number as proportion of pollinated flowers developing or setting a fruit and expressed in %
Fruit set number - Computation
Fruit set number - Computation
rdf1:
Fruit development intensity-Estimation
Fruit development intensity-Estimation
rdf1:
Score the degree of fruit development in scale
Seeds set - Comp
Take count of the number of seeds set on each fruits and record the average seeds per fruit
Seeds set - Comp
rdf1:
Quantity of true seed harvested -Counting
Record the total number of true seed or botanical seed harvested or obtained per cross or family
Quantity of true seed harvested -Counting
rdf1:
Record the number of true seeds sown per cross or family
rdf1:
Number of true seeds sown-counting
Number of true seeds sown-counting
Time of first seed germination-Estimation
Record date the first seed germination observed per cross or family
Time of first seed germination-Estimation
rdf1:
Record date the last seed germination observed per cross or family
Date end of seed germination-Estimation
rdf1:
Date end of seed germination-Estimation
Compute the proportion of sown true or botanical seed which germinate and produce seedling ready for transplant , usually observed at three weeks after sowing.
Germination rate - Computation
Germination rate - Computation
rdf1:
Number of germinated seedling-Counting
Record the number of germinated seedlings per cross or family
Number of germinated seedling-Counting
rdf1:
compute the proportion of seedlings per family (cross) establish well and ready for transplanting, usually recorded at five weeks after sowing.
Seedling establishment rate-computation
Seedling establishment rate-computation
rdf1:
Seedling tranplant survival rate-computation
Seedling tranplant survival rate-computation
Compute the proportion of seedlings survived or established well after transplant operation
rdf1:
Vine cuttings planted -counting
Vine cuttings planted -counting
Count the numeber vine cuttings planted
rdf1:
Compute the proportion or ratio of vines cuttings survive and producing shoots from the total of planted vine cuttings
Vines established-computation
Vines established-computation
rdf1:
Time to 50% foliage senescence time - Estimation
Record date of 50% plants in a plot are showing foliage senescence
rdf1:
Time to 50% foliage senescence time - Estimation
Foliage senescence time - Estimation
Record the date when all plants in a plot shows a sign of 100% foliage senescence
Foliage senescence time - Estimation
rdf1:
Compute the number of days required for 50% of the plants in a plot showing foliage senescence
rdf1:
Time to 50% foliage senescence time - Computation
Time to 50% foliage senescence time - Computation
Foliage senescence time - Computation
Foliage senescence time - Computation
Compute the number of days required from sprout emergence or planting to when all plants had fully senesced
rdf1:
Compute number of growing degree days required from planting (or 50% emergence) to 50% foliage senescence or maturity.
Growing degere days to maturity-Estimation
Growing degere days to maturity-Estimation
rdf1:
Maturity class - Estimation
Maturity class - Estimation
Observe the status of foliage senescence (leaf or vine yellowing) of plants in plot at 6 month onward and rate the maturity status
rdf1:
Dry rot presence on harvested tubers-Estimation
Observe the occurance or presence of dry rot caused by nematods (Scutellonema bradys and Practylenchus spp.) on harvested tubers and record the presence and absence
Dry rot presence on harvested tubers-Estimation
rdf1:
rdf1:
Take count of dry rot tubers per plot at harvest
Dry rot tuber number-counting
Dry rot tuber number-counting
rdf1:
Tuber dry rot incidence - Computation
Compute the proportion dry rot tubers from the total number of harvested tubers per effective plot
Tuber dry rot incidence - Computation
rdf1:
Tuber dry rot severity - Estimation
Tuber dry rot severity - Estimation
Score the severity of dry rot in harvested tubers
rdf1:
Leaf beetle incidence - Computation
Leaf beetle incidence - Computation
Compute the proportion of plants with leaf beetle damage from the total number of plants in the effective plots on leaf beetle damange record taken twice(at two and five months after planting date)
Assess the leaf beetle infestation at two and five months after planting and record its severity
Leaf beetle severity - Estimation
Leaf beetle severity - Estimation
rdf1:
Compute the proportion tubers infested with mealybugs from the total number of harvested tubers per effective plot at time of harvesting.
Mealybug tuber incidence - Computation
Mealybug tuber incidence - Computation
rdf1:
Mealybug tuber severity - Estimation
Mealybug tuber severity estimation on infested tubers at time harvesting
Mealybug tuber severity - Estimation
rdf1:
Root knot nematode incidence - Computation
Compute the proportion tubers showing root knot nematode symptoms from the total number of harvested tubers in effective plot
rdf1:
Root knot nematode incidence - Computation
Root knot nematode severity - Estimation
Root knot nematode severity - Estimation
rdf1:
Root knot nematode severity estimation in a range from no symptoms to highly severe galling scored in secondary roots of the plant and tubers adventitious roots.
Tuber beetle incidence - Computation
Tuber beetle incidence - Computation
Compute the proportion tubers with tuber's beetle damage from the total number of harvested tubers in the effective plot at harvesting time.
rdf1:
Tuber beetle severity - Estimation
Tuber beetle severity - Estimation
rdf1:
Tuber beetle severity or intensity estimated usually as number of nymph present in tubers at harvesting time.
rdf1:
Viruses infection incidence - Computation
Compute the proportion of virus symptomatic individuals or their parts or commonly the portion of plant units in a plot. Take virus incidence recording thrice: First inspection at 8 to 10 weeks after planting and second inspection after 4 to 6 weeks after first inspection for virus symptoms and the third and final inspection 4 to 6 weeks after the second inspection .
Viruses infection incidence - Computation
Viruses infection severity - Estimation
Observe relative or absolute area of plant tissue affected by virus disease and record the severity as a proportion or percentage of plant surface affected using visual five ordinal scale . Predominant severity per plot must be registered at least thrice : 8 to 10 weeks after planting; 4 to 6 weeks after first scoring and the last scoring at 4 to 6 weeks after the second scoring
rdf1:
Viruses infection severity - Estimation
Compute the proportion of anthracnose damaged individuals or their parts ; commonly the portion of plant units in a plot. Count anthracnose disease ���blight��� or '' leaf spot'' affected plants in plot twice (First inspection at 10 to 12 weeks post planting and second inspection after 2 to 4 weeks before harvesting ) and compute the proportion of damanged
rdf1:
Anthracnose incidence - Estimation
Anthracnose incidence - Estimation
Observe relative or absolute area of plant tissue affected by yam anthracnose disease and record the severity as a proportion or percentage of plant surface affected.It is visual score in scale under screenhouse, artificial inoculation or under field natural infestation. For artificial inoculation use a suspension of three most virulent strains of Colletothrichum gloeosporioides and inoculate the plants raised from vine cutting in vertical sack or other means by spraying. For natural infestation, scores can be taken 10 to 12 weeks after planting and second scoring about 4-6 weeks before harvesting . Artificial inoculation should be scored at 3 days after inoculation(DAI) , and repeated at 7DAI, 11DAI and 15DAI
Anthracnose severity - Estimation
Anthracnose severity - Estimation
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Number of bulbil - Counting
Count the number of aerial tubers or vine bulbils produced per net plot.
Number of bulbil - Counting
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Number of bulbil - Computation
Number of bulbil - Computation
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Count number of aerial tubers or vine bulbils on plants in a net plot and compute the average number bulbils per plant
Record shape of bulbils or aerial tubers in scale
Bulbil shape-Estimation
Bulbil shape-Estimation
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Bulbil yield (Plot weight) - Measurement
Bulbil yield (Plot weight) - Measurement
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Record the fresh weight of harvested bulbil or aerial tuber per net plot
Bulbil yield (fresh weight) per plant-computation
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Compute the weight to harvested bulbils per plant
Bulbil yield (fresh weight) per plant-computation
Computed the yield of bulbil per hectare using the formula.
Bulbil yield (fresh weight) per hectar- Computation
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Bulbil yield (fresh weight) per hectar- Computation
Bulbil initiaition time - Estimation
Bulbil initiaition time - Estimation
Record date when 50% of plants in a plot begin producing bulbils or aerial tubers
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Bulbil initiation time - Computation
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Compute number of days required from sprout emergence to 50% of plants in a plot start forming bulbils or aerial tubers
Bulbil initiation time - Computation
Presence of bulbil - Estimation
Record the presence and absence of bulbils (aerial tubers) in the vines of yam plant
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Presence of bulbil - Estimation
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Counting the number of plants where tubers were harvested in a plot
Plant harvested number - Counting
Plant harvested number - Counting
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Big size tubers harvested number - counting
Big size tubers harvested number - counting
Count the number of tubers in a plot weighing ���1 kg harvested per effective plot
Medium size tubers harvested number- counting
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Medium size tubers harvested number- counting
Count the number of tubers in a plot weighing ��� 500 gm and <1 kg harvested per effective plot
Count the number of tubers in a plot weighing less than 500 gm harvested per effective plot
Small size tubers harvested per plot number - counting
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Small size tubers harvested per plot number - counting
Rotten tubers in a plot number-counting
Rotten tubers in a plot number-counting
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Count the number of rotten and/or diseased tubers in effective plot
Compute the sum of all category/size tubers (big, medium, small and rotten/diseased) in a net plot
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Total tuber harvested number-computation
Total tuber harvested number-computation
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Big size tubers per plant-computation
Compute the number of big size tubers produced per plant using the formula number of big size tuber in a plot divided by the total number of harvested plants
Big size tubers per plant-computation
Medium size tubers per plant-computation
Compute the number of medium size tubers produced per plant using the formula number of medium size tuber in a plot divided by the total number of harvested plants
Medium size tubers per plant-computation
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Small size tubers per plant-Computation
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Small size tubers per plant-Computation
Compute the number of small size tubers produced per plant using the formula number of small size tuber in a plot divided by the total number of harvested plants
Compute as the total number of tubers in a net plot divided by the number of harvested plant per net plot
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Total tubers per plant-computation
Total tubers per plant-computation
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Big size tubers fresh weight per plot- measurement
Big size tubers fresh weight per plot- measurement
Record the weight of big size ( ���1 kg) tubers in a net plot
Medium size tubers fresh weight per plot -measurement
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Medium size tubers fresh weight per plot -measurement
Record the weight of medium size ( ��� 500 gm and <1 kg) tubers in a net plot
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Small size tubers fresh weight per plot- measurement
Small size tubers fresh weight per plot- measurement
Record the weight of small size ( < 500 gm) tubers in a net plot
Rotten tuber fresh weight per plot - Measurement
Record weight of rotten and/or diseased tubers harvested in a net plot
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Rotten tuber fresh weight per plot - Measurement
Total tuber fresh weight per plot -computation
Total tuber fresh weight per plot -computation
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Compute the sum all category or size of tubers (Big, medium, small size, and rotten and diseased) fresh weight per plot
Total tuber fresh weight per plant-computation
Total tuber fresh weight per plant-computation
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Compute by dividing fresh weight measurement of all categroy/size tubers taken in a plot to the number of harvested plant in a net plot
Compute by dividing fresh weight measurement of big size tubers taken to the number of harvested plants in a net plot
Big size yam fresh weight per plant- computation
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Big size yam fresh weight per plant- computation
Compute by dividing fresh weight measurement of medium size tubers taken to the number of harvested plants in a net plot
Medium size yam fresh weight per plant-computation
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Medium size yam fresh weight per plant-computation
Small size yam fresh weight per plant-computation
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Small size yam fresh weight per plant-computation
Compute by dividing fresh weight measurement of small size tubers taken to the number of harvested plants in a net plot
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Tuber yield no adjusted- Computation
Computed as total tuber weight per plot divided by size of net or effective harvest plot and result multiplied by 10
Tuber yield no adjusted- Computation
Big size yam yield no adjusted- Computation
Big size yam yield no adjusted- Computation
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Calculated as big size yam tuber weight per plot divided by size of effective harvest plot mutiplied by 10
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Computed as total tubers weight per plant multiplied by planting density and result divided by 1000
Total tuber yield adjusted-computation
Total tuber yield adjusted-computation
Big size yam yield adjusted-computation
Big size yam yield adjusted-computation
Calculated as big size yam tuber weight per per plant mutiplied by planting density and result divided by 1000
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Big yam tuber average weight-computation
Big yam tuber average weight-computation
Calculated as weight of big size tubers per plot divided by total number of big size tubers per plot
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Average tuber weight -computation
Calculated as total tuber weight per plot divided by total number of tubers per plot
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Average tuber weight -computation
Position of root appearance on tubers-Estimation
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Record position of appearance of roots at surface to tubers
Position of root appearance on tubers-Estimation
Hairiness of tuber bark - Estimation
Record the intensity of tuber hairs or secondary roots on the surface of harvested tubers
Hairiness of tuber bark - Estimation
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Observe the appearance of roots, thones and srout buds on surface of harvested tubers and make visual score using scale
Tuber surface appearance - Estimation
Tuber surface appearance - Estimation
Record the smoothness or roughness of tuber skin in visual scale
Tuber surface texture - Estimation
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Tuber surface texture - Estimation
Record the presence or absence of thorns or spines on the tuber skin in visual scale
Tuber thorniness - Estimation
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Tuber thorniness - Estimation
Record the degree of thorns or spines on tuber surface in visual scale
Tuber thorniness intensity-Estimation
Tuber thorniness intensity-Estimation
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Measure the length of at most five big size tubers (���1kg) from base to tip in a net plot at harvest and record the average
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Length of big size tubers-Computation
Length of big size tubers-Computation
Length of medium size tubers-Computation
Measure the length of at most five medium size tubers (���500 gm and <1kg ) from base to tip in a net plot at harvest and record the average
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Length of medium size tubers-Computation
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Measure the length of at most five small size tubers (<500 gm) from base to tip in a net plot at harvest and record the average
Length of small size tubers-Computation
Length of small size tubers-Computation
Tuber length-Computation
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Compute average tuber length of all size tubers measurement taken in a net plot
Tuber length-Computation
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Determination of the predominant shape in the entire family/plot as a unit
Tuber shape - Estimation
Tuber shape - Estimation
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Tuber size - Estimation
Determination of predominant size of the tuber in the entire family
Tuber size - Estimation
Width of big size tubers-Computation
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Measure the width of at most five big size tubers (���1kg) from net plot at wider portion of the tuber using vernier calliper or measuring tape and record the average
Width of big size tubers-Computation
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Measure the width of at most five medium size tubers (���500 gm and <1kg )from net plot at wider portion of the tuber using calliper or measuring tape and record the average
Width of medium size tubers-Computation
Width of medium size tubers-Computation
Width of small size tubers-Computation
Width of small size tubers-Computation
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Measure the width of at most five small size tubers (<500 gm) from net plot at wider portion of the tuber using calliper or measuring tape and record the average
Compute the average tuber width of all size measurement taken in a net plot
Tuber wideth-computation
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Tuber wideth-computation
Record appearance of cracks on tuber surface as absent, few and many
cracks on the tuber surface-Estimation
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cracks on the tuber surface-Estimation
Crazy roots presence on tubers at harvest-Estimation
Record appearance of crazy roots on tuber surface at harvest
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Crazy roots presence on tubers at harvest-Estimation
Corm on tubers-Estimation
Score corm status of tubers using a binary scale
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Corm on tubers-Estimation
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Record the corm ability to be separated from tuber in a binary scale
Corm separation from tuber-Estimation
Corm separation from tuber-Estimation
Corm size-Estimation
Corm size-Estimation
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Record corm size in relation to tuber size using three scale
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Record the corm type as regular, transversally elongated or brached using scale
Corm type-Estimation
Corm type-Estimation
Assess the proportion of sprouted tubers at different time interval (once a week) from harvesting up to three months after harvesting and rate the dormancy period in scale
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Dormancy period -Estimation
Dormancy period -Estimation
Tuber dry matter content - Computation
Select at least five random whole tubers from a net plot and cut small slices (1-2 mm) from proximal, middle and distal portion and mixed thoroughly. Record fresh weight and determin dry weight of samples by drying at 70��C for 72 h in a forced air oven. A proportion between the dry weight and the fresh weight is calculated.
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Tuber dry matter content - Computation
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Tuber flesh color head portion - Estimation
Tuber flesh color head portion - Estimation
Observe and record the fresh cut tuber flesh surface color at the head portion of the tuber at harvesting time.
Observe and record the fresh cut flesh surface color at the middle part of the tuber at harvesting time.
Tuber flesh color middle portion - Estimation
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Tuber flesh color middle portion - Estimation
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Tuber flesh color lower or tail portion- Estimation
Tuber flesh color lower or tail portion- Estimation
Observe and record fresh cut tuber flesh surface color at the tail portion of the tuber at harvesting time.
Tuber flesh color reading -measurement
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Tuber flesh color reading -measurement
Measure the flesh surface color of tuber (head, middle and tail portion) at different time interval (0, 30, 60, 180 minutes after cutting) using colorimeter (a color spectrophotometer) or standard color chart.
Record the uniformity of tuber flesh cross-section color using visual scale at fresh cut during harvest
Tuber flesh cross section color uniformity-estimation
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Tuber flesh cross section color uniformity-estimation
Score the intensity of tuber flesh oxidation (flesh surface color change) at different time interval (0, 30, 60, 180 minutes after cutting) using scale
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Tuber flesh oxidation intensity-Estimation
Tuber flesh oxidation intensity-Estimation
Tuber flesh texture-Estimation
Record the texture of tuber flesh using scale
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Tuber flesh texture-Estimation
Record time in minutes lasted for cut tuber flesh to become or not oxidized and score in scale
Tuber oxidation-Estimation
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Tuber oxidation-Estimation
Tuber flesh oxidation color-Estimation
Record the flesh enzymatic oxidation color using color scale
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Tuber flesh oxidation color-Estimation
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Cohesiveness of pounded yam- Estimation
Cohesiveness of pounded yam- Estimation
Score the degree to which particles of a pounded yam stick together or how moldable it is using intensity scale
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Score the distance to which the deformed material can be or degree of stretchabiliy pounded yam in intesity scale
Springiness of pounded yam-Estimation
Springiness of pounded yam-Estimation
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Smoothness of pounded yam- Estimation
Smoothness of pounded yam- Estimation
score the smoothnessof the pounded yam , i.e., absence of lumps by finger feeling and using intensity scale
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Score the presence or absence of ���ber strands on pounded yam
Presence of fiber strand-Estimation
Presence of fiber strand-Estimation
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Score the sticknes or adhesiveness of pounded yam to consumern fingur using sensory test panelist
Stickiness of pounded yam - Estimation
Stickiness of pounded yam - Estimation
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Score taste of pounded yam using sensory test panalist
Taste of pounded yam - Estimation
Taste of pounded yam - Estimation
Scale insect infestation - Estimation
Scale insect infestation - Estimation
Observe and score scale insect infestation on tuber at harvest
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Record the predominant color of stem on mature plant at five to six month after emergence using a five color scale
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Stem color - Estimation
Stem color - Estimation
Observe the leaf abundance or mass on a mature plant and rate the density
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leaf density - Estimation
leaf density - Estimation
Count the number of branches above ground on at least five mature plants in a plot and record the average
number of branchs - computation
number of branchs - computation
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Stem height - computation
Stem height - computation
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Measure the length or height of stem or vine of at least five mature plants in a plot using measuring tape at five to six months after sprout emergence and record the average
Number of Leaves - Computation
Count the number of leaves on at least five young plants in a plot at 30 days after emergence and record the average
Number of Leaves - Computation
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leaf position - Estimation
Observe the arrangement of leaves on stem or vine and rate it
leaf position - Estimation
leaf length - computation
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Measure the length from lobes to the tip using a measuring tape on sampled 20 adult leaves ( four leaves per plant and at leat five plants on a plot), and record the average length
leaf length - computation
leaf width - computation
Measure the width from the widest part of leaf using a measuring tape on sampled 20 adult leaves ( four leaves per plant on at leat five plants in a plot), and record the average width
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leaf width - computation
Measure the length of internode at 1m height on five (5) plants and record the average
Internode length - computation
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Internode length - computation
Hair on stem - Estimation
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Observe the presence or absence of hairs on stem surface
Hair on stem - Estimation
leaf color - Estimation
leaf color - Estimation
Assess the color of leaf on a young plant
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vein color - Estimation
Assess the color of leaf vein on the upper surface
vein color - Estimation
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Assess hairiness of leaf surface (upper part)
leaf hairiness - Estimation
leaf hairiness - Estimation
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petiole length - Computation
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petiole length - Computation
Measure the length of petiole using measuring tape on sampled 20 adult leaves ( four leaves per plant on at leat five plants in a plot), and record the average length
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number of tubers
number of tubers
gm/sett
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gm/sett
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Date (yyyymmdd)
Date (yyyymmdd)
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days
days
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plants per plot
plants per plot
Percentage
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Percentage
%
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%
0-1 scale
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0-1 scale
0= Absent
1= Present
1-5 scale
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1-5 scale
1= No infestation
2= Low (few nymph in one part of the tuber)
3= Moderate (few nymph in several parts of the tuber)
4= High (several nymph in many parts of the tuber)
5= Very high (many nymph in all parts of the tuber)
cm
cm
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0-2 scale
0-2 scale
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0= Absent
1= Sparse
2= Dense
1-3 general scale
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1-3 general scale
1= small
2= intermediate
3= large
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1-7 general scale
1-7 general scale
1= White
2= Creamy white
3= Yellow
4= Purple
5= Purplish white
6= creamy
7= brownish white
8= deep purple
9=orange
number of stem
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number of stem
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mm
mm
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number of internode
number of internode
1-4 general scale
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1-4 general scale
1= Very short (More than 50 % of the tubers sprouted at harvesting time)
2= Short (More than 50% of the tubers sprouted at one month after harvesting time)
3= Mediun (More than 50% of the tubers sprouted at two month after harvesting time)
4= Long (More than 50% of the tubers sprouted at three month after harvesting time)
0-1 nominal scale
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0-1 nominal scale
0= No
1= Yes
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1-2 nominal scale
1-2 nominal scale
1= Clockwise (climbing to the left)
2= Anticlockwise (climbing to the right)
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number of florets
number of florets
number of spikes
number of spikes
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0-9 scale
0-9 scale
0= No flower or bud. No inflorescence and not flowering at all
1= aborted flower. Presence of small or rudimentary inflorescences/flowers that can show an abortion or abscission point at joint of the pedicel
3= Low (flowering is scare with the presence of few flowers mostly less than 10 inflorescences per plant)
5= Moderate (producing some flowers mostly 10-29 inflorescences per plant)
7 = Profuse (plant producing many more flowers mostly 30 to 50 inflorescences per plant)
9 = Extremely pofuse (plant producing with abundant flowring mostly more than 50 inflorescences per plant)
1-3 scale
1-3 scale
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1= big lumps
2=small lumps
3= no lumps
1-4 scale
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1-4 scale
1= Yellowish
2= Green
3= Pale purple
4= Purple
0-4 scale
0-4 scale
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0= Non flowering
1= Male flower
2=female flower
3= Monoecious male (m>f)
4= Monoecious female(f>m)
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Fruits/cross
Fruits/cross
number of fruits
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number of fruits
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1-2 scale
1-2 scale
1= Smooth
2= Rough
number of seed
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number of seed
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number of fruit
number of fruit
Number of plant
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Number of plant
GDD��C
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GDD��C
1-9 scale
1-9 scale
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1= Very Late (all the plants in a plot still show green foliage (green leaf and vine)
3= Late (75% of the plants in a plot with still green foliage but few plants (upto 25% plants in a plot) showing up to 25% of leaves senescence
5= Medium (50% of the plants are still green or on the onset of senescence. Only 50% plants in a plot with 25% of the leaves showing senescence or slight yellowing
7= early (The plants have senescent foliage (75% of the plants in a plot with 50% leaves showing sign of yellowing but the vines still green)
9= very early (The plants are completely senescent, yellowing is complete and uniform (both leaves and vines 100% senescence)
Number
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Number
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0-4 general scale
0-4 general scale
0= No symptoms
1= 1-25% tuber skin showing symptoms
2= 26-50% tuber skin showing symptoms
3= 51-75% tuber skin showing symptoms
4= 76-100% tuber skin showing symptoms
1-5 general scale
1-5 general scale
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1= No visible symptoms of anthracnose disease or infection spot on the leaf surface
2= Few anthracnose spots or sysmptoms on 1 t0 ~25% of the plant. One or two spots of less than 1 cm diameter width, and dry tissue on the leaf surface
3= Anthracnose symptoms covering ~26 t0 ~50% of the plant. One or two spots of more than 1 cm diameter width, and dry tissue on the leaf surface. Small dark and no dried spots with more than 1 cm width, are present
4= Symptom on >51% of the plant. Coalesced spots with dry tissue and covering a signifcant proprotion of the leaf surface. Areas with less than 1 cm width are coalescing to bigger spots also. Yellowing of green tissue is intense around the spots areas.
5=Severe necrosis and death of the plant. Coalesced spots with dry tissue more than 1.5 cm of diameter and covering a great proprotion of the leaf surface. Yellowing of the gree tissue is generalised in the leaf blade.
number of bulbils
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number of bulbils
bulbil/plant
bulbil/plant
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kg
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kg
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kg/plant
kg/plant
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tons/ha
tons/ha
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plant per plot
plant per plot
Tuber number/plot
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Tuber number/plot
tuber number/plant
tuber number/plant
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kg/plot
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kg/plot
0-1 binary scale
0-1 binary scale
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0= Absent
1= Present
0-7 scale
0-7 scale
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0= no thorns or spines on tuber surface
3= few thorns or spines on tuber surface
7= Many thorns or spines on tuber surface
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1-4 score
1-4 score
1= Spherical
2= Oval
3= Cylindrical
4= Irregular
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0-3 scale
0-3 scale
0= Absent
1= few
2= many
0-1 scale
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0-1 scale
0= Absent
1= Present
1-7 scale
1-7 scale
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3= Low
5= Intermediate
7= High
number of branch
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number of branch
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m
m
number of leaf
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number of leaf
Agronomical trait
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Agronomical trait
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Biotic stress trait
Biotic stress trait
Morphological trait
Morphological trait
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Phenological trait
Phenological trait
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Physiological trait
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Physiological trait
Quality trait
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Quality trait