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Accession details

Passport data and everything else

TDr-3800
DOI
10.18730/JAYNH
Accession number
TDr-3800
Holding institute
International Institute of Tropical Agriculture — Nigeria
Institute code
NGA039
Acquisition Date
January 31, 1988
Provenance of material
Benin
Biological status of accession
Traditional cultivar/Landrace
Type of germplasm storage
Field collection
In vitro collection
Curation type
Fully curated
Availability for distribution
Available for distribution
ITPGRFA MLS
Accession is part of the Multi-lateral system of ITPGRFA
Accession URL
https://www.genesys-pgr.org/10.18730/JAYNH
TDr-3800.jpg
TDr-3800_TDr-3.jpg
Taxonomy provided to Genesys
Genus
Dioscorea
Specific epithet
rotundata — Browse this species at NGA039
Scientific name
Dioscorea rotundata Poir.
Crop
yam
Crop name
yam
GRIN TaxonPlease contact us if the detected GRIN taxon is incorrect.
Matched GRIN taxon
Dioscorea rotundata Poir.
Current GRIN taxon
Dioscorea rotundata Poir.
Accession names
Collecting number
7003-7
Accession name
TDr-3800
Collecting information
Provenance of material
Benin
Collecting source
Farm store
Collecting number
7003-7
Location of collecting site
SAVE
Latitude of collecting site
8.033333
Longitude of collecting site
2.483334
Elevation of collecting site
200
Climate at origin

Monthly temperature

Monthly precipitation

JanFebMarAprMayJunJulAugSepOctNovDec
Minimum temperature [°C]21.222.923.122.822.321.421.421.221.321.321.620.8
Mean temperature [°C]28.129.729.628.627.626.725.625.225.726.928.127.1
Maximum temperature [°C]35.136.636.134.4333229.829.230.132.634.733.4
Monthly precipitation [mm]51766109129159175148170113146
Bioclimatic variables
Annual mean temperature [°C]
27.4
Mean diurnal range (mean of monthly (max temp - min temp))
11.3
Isothermality (bio2/bio7) (* 100)
0.7
Temperature seasonality (standard deviation *100)
14.3
Max temperature of warmest month [°C]
36.6
Min temperature of coldest month [°C]
20.8
Temperature annual range (bio5-bio6) [°C]
15.8
Mean temperature of wettest quarter [°C]
25.5
Mean temperature of driest quarter [°C]
27.7
Mean temperature of warmest quarter [°C]
29.3
Mean temperature of coldest quarter [°C]
25.5
Annual precipitation [mm]
1,111
Precipitation of wettest month [mm]
175
Precipitation of driest month [mm]
5
Precipitation seasonality (coefficient of variation)
69
Precipitation of wettest quarter [mm]
493
Precipitation of driest quarter [mm]
25
Precipitation of warmest quarter [mm]
192
Precipitation of coldest quarter [mm]
493

Accessions with similar climatic properties

Georeferenced accesions in Genesys are linked to their climate data based on worldclim.org datasets. Genesys will try to find similar georeferenced accessions that match the basic climatic parameters: annual mean temperature, seasonality and rainfall.

Passport Data Completeness Index
PDCI score of this accession is 7.4 of 10.0. Read about Passport Data Completeness Index
GENUS
120
SPECIES
80
SPAUTHOR
5
SUBTAXA
0
SUBTAUTHOR
0
CROPNAME
45
ACQDATE
10
SAMPSTAT
80
DONORCODE
0
DONORNUMB
0
OTHERNUMB
0
DUPLSITE
0
STORAGE
15
DONORNAME
0
DUPLINSTNAME
0
ACCEURL
40
MLSSTAT
15
ORIGCTY
80
COLLSITE
15
LATITUDE
40
LONGITUDE
40
ELEVATION
15
COLLDATE
0
BREDCODE
0
ANCEST
0
COLLSRC
50
ACCENAME
50
COLLNUMB
40
COLLCODE
0
COLLNAME
0
Metadata
UUID
urn:uuid:f32d8de5-7a04-48a2-a205-6f171cce757a
Permanent URL
https://purl.org/germplasm/id/f32d8de5-7a04-48a2-a205-6f171cce757a
Last updated
December 23, 2025
Created
Date not provided