Accession details
Passport data and everything else
TVu-20
Accession number
TVu-20
Holding institute
Institute code
NGA039
Data provider
Acquisition Date
October 18 1971
Provenance of material
Biological status of accession
Traditional cultivar/Landrace
Type of germplasm storage
Seed collection
Medium term seed collection
Long term seed collection
Curation type
Fully curated
Availability for distribution
Available for distribution
ITPGRFA MLS
Accession is part of the Multi-lateral system of ITPGRFA
Safety duplication institute
Accession URL
Taxonomy provided to Genesys
Genus
Vigna
Specific epithet
unguiculata — Browse this species at NGA039
Scientific name
Vigna unguiculata (L.) Walp.
Crop
cowpea
Crop name
cowpea
Matched GRIN taxon
Current GRIN taxon
Accession names
Accession name
TVu-20
Associated Datasets
Collecting information
Provenance of material
Collecting source
Field or cultivated habitat
Location of collecting site
IITA, IBADAN NIGERIA
Collecting institute name
DR WILLIAMS;IITA
Latitude of collecting site
7.4833
Longitude of collecting site
3.75
Elevation of collecting site
252
Climate at origin
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Minimum temperature [°C] | 21.2 | 22.1 | 23.3 | 23.2 | 22.5 | 22 | 21.5 | 21.1 | 21.9 | 22.1 | 21.9 | 20.9 |
| Mean temperature [°C] | 27.2 | 28.1 | 28.8 | 28.2 | 27.2 | 26 | 24.9 | 24.4 | 25.5 | 26.2 | 27 | 27 |
| Maximum temperature [°C] | 33.3 | 34.2 | 34.3 | 33.2 | 32 | 30.1 | 28.3 | 27.8 | 29.2 | 30.4 | 32.2 | 33.1 |
| Monthly precipitation [mm] | 7 | 24 | 87 | 137 | 156 | 181 | 156 | 106 | 175 | 166 | 38 | 9 |
Bioclimatic variables
Annual mean temperature [°C]
26.7
Mean diurnal range (mean of monthly (max temp - min temp))
9.5
Isothermality (bio2/bio7) (* 100)
0.7
Temperature seasonality (standard deviation *100)
12.9
Max temperature of warmest month [°C]
34.3
Min temperature of coldest month [°C]
20.9
Temperature annual range (bio5-bio6) [°C]
13.4
Mean temperature of wettest quarter [°C]
26
Mean temperature of driest quarter [°C]
27.4
Mean temperature of warmest quarter [°C]
28.3
Mean temperature of coldest quarter [°C]
24.9
Annual precipitation [mm]
1,242
Precipitation of wettest month [mm]
181
Precipitation of driest month [mm]
7
Precipitation seasonality (coefficient of variation)
63
Precipitation of wettest quarter [mm]
493
Precipitation of driest quarter [mm]
40
Precipitation of warmest quarter [mm]
248
Precipitation of coldest quarter [mm]
437
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 7.45 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
30
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
0
COLLCODE
0
COLLNAME
15
Metadata
UUID
urn:uuid:4df4fc04-3b8a-487a-b7c7-c91f1be5c41f
Last updated
21 December 2023
Created
Date not provided