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Accession TVu-3938

TVu-3938

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Passport data

Collection: Cowpea collection Collection
Accession name: TVu-3938 Accesion name
Accession number: 3938 Accession number
Country of origin: NGA - Nigeria Country of origin
Cultivar name: EX YERWA Cultivar name
Available: Yes Is accession available in genebank
Collection: IITACOW - Cowpea collection Collection
GRIN taxa: GRIN:41647 Taxonomy code as used in GRIN
Taxonomy number: 100151 SINGER Taxonomy number
FAO in Trust: Yes FAO in Trust
In Core: No In Core collection
Annex 1: Yes Annex1
FIGS: Yes Focused Identification of Germplasm Strategy(FIGS) is traits oriented subset
Ddigital Object Identifier: 10.18730/Z4EX A unique alphanumeric string assigned by a registration agency (the International DOI Foundation) to identify content and provide a persistent link to its location on the Internet.
DuplSite: NOR051 DuplSite
Storage: Seed collection; Medium term; Long term Storage
Acceurl: http://my.iita.org/accession2/accession/TVu-3938 Acceurl
In Mini Core: No In Mini Core
Collection Date (String): 19721001 String representation of collection date. Format YYYYMMDD. Month and date are optional
Genus: Vigna Genus
Species: unguiculata Species
Species authority: (L.) Walp. Species authority
Subtaxa authority: (L.) Walp. Subtaxa authority
Location: YERWA Location
Latitude: 11.8606 Latitude
Longitude: 13.1561 Longitude
Elevation: 300.0 Elevation
Biological status of accession: 300 - Traditional cultivar / Landrace Biological status

Cowpea characterization

Days to first flowering: 55.0 days Days from planting to the notice of first flowering
Days to first ripe pod: 83.0 days Days from planting to first ripe pod
Pattern of pigmentation on plant: None or Very pale Pattern of pigmentation on plant
Pattern of pigmentation on flower: Completely Pigmented Pattern of pigmentation on flower
Pattern of pigmentation on green pod: None Pattern of pigmentation on green pod
Plant growth habit: SemiProstrate: Main stem upto 20cm or more above ground; branches spread 1-4m Plant growth habit
Twining tendency: None Twining tendency
Growth vigor: Intermediate - Height > 37.5cm or Width > 75cm Growth vigor
Determinacy: Indeterminate main stem Determinacy
No of main branches: 6.0 No of main branches
No of main stem nodes: 13.0 No of main stem nodes
Peduncle length : Long - Average length > 5cm Peduncle length
Raceme position: In upper leaf layers Raceme position
Terminal leaflet shape: Sub-Globose Terminal leaflet shape
Terminal leaflet length : 125.0 cm Terminal leaflet length
Terminal leaflet width : 80.0 cm Terminal leaflet width
No of pods/peduncle: 2 to 3 No of pods/peduncle
Pod attachment to peduncle: Angle of 30¬į to 90¬į Pod attachment to peduncle
Pod shape: Curved Pod shape
Pod length: 169.0 mm Pod length
Pod width : 7.0 mm Pod width
No of locules/pod: 13.0 No of locules/pod
Eye pattern: S00:Self Colored Eye pattern
Eye pattern code: S00 Eye pattern code
Eye color: T44:medium orange tan Eye color
Eye color code: T44 Eye color code
Testa texture: R:Rough Testa texture
Seed size: 2150mg/10 seeds Seed size
Seed length : Intermediate - twice as long as wide Seed length
Seed thickness: Intermediate - thickness slightly less than the width Seed thickness
Seed Crowding in pod: Crowder:marked compression of seeds Seed Crowding in pod

Cowpea Evaluation

Incidence of Leaf Spot (C. Canescens): None Incidence of Leaf Spot (C. Canescens)
Incidence of Leaf Spot (C. Cruenta): Moderate:2 or 3 spots/leaf, on most of the leaves Incidence of Leaf Spot (C. Cruenta)
Incidence of Bacterial Pustule: None Incidence of Bacterial Pustule
Incidence of Bacterial Blight: None Incidence of Bacterial Blight
Incidence of Target Spot: None Incidence of Target Spot
Incidence of Rust: Some Incidence of Rust
Incidence of Cowpea Mosaic Virus: Green mottle Incidence of Cowpea Mosaic Virus
Incidence of Anthracnose: Coalesced lesions Incidence of Anthracnose
Incidence of Other Diseases: Web blight - unspecified Incidence of Other Diseases
Percentage of Sulphur (combustion & titration): 0.180000007152557 Percentage of Sulphur (combustion & titration)
Percentage of Nitrogen (colorimetric analysis): 4.25 Percentage of Nitrogen (colorimetric analysis)
IITA Accession - ver. 2  
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