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Accession TVu-946


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Passport data

Collection: Cowpea collection Collection
Accession name: TVu-946 Accesion name
Accession number: 946 Accession number
Country of origin: NGA - Nigeria Country of origin
Cultivar name: AB 2461 Cultivar name
Collector's name: DR R.P. MURPHY Name of person or institute collecting the accession
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: Yes In Core collection
Annex 1: Yes Annex1
Ddigital Object Identifier: 10.18730/WXDD 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-946 Acceurl
In Mini Core: Yes In Mini Core
Collection Date (String): 19711018 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: KANO,NIGERIA Location
Latitude: 12.0001 Latitude
Longitude: 8.51672 Longitude
Elevation: 484.0 Elevation
Collector Institution: IITA, Kano, Nigeria Collector Institution
Collection code: AB 2461 Collection code

Cowpea characterization

Days to first flowering: 38.0 days Days from planting to the notice of first flowering
Days to first ripe pod: 54.0 days Days from planting to first ripe pod
Pattern of pigmentation on plant: Moderate on base and tip of petioles 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: Intermediate:most lower branches touch the ground Plant growth habit
Twining tendency: None Twining tendency
Growth vigor: Vigorous - Height < 37.5cm and Width < 75cm Growth vigor
Determinacy: Indeterminate main stem Determinacy
No of main branches: 4.0 No of main branches
No of main stem nodes: 12.0 No of main stem nodes
Peduncle length : Long - Average length > 5cm Peduncle length
Raceme position: Above Foliage Raceme position
Terminal leaflet shape: Sub-hastate Terminal leaflet shape
Terminal leaflet length : 80.0 cm Terminal leaflet length
Terminal leaflet width : 50.0 cm Terminal leaflet width
No of pods/peduncle: 2 to 3 No of pods/peduncle
Pod attachment to peduncle: Erect Pod attachment to peduncle
Pod shape: Curved Pod shape
Pod length: 109.0 mm Pod length
Pod width : 3.0 mm Pod width
No of locules/pod: 12.0 No of locules/pod
Eye pattern: S00:Self Colored Eye pattern
Eye pattern code: S00 Eye pattern code
Eye color: S11:Speckling on tan Eye color
Eye color code: S11 Eye color code
Testa texture: S:Smooth Testa texture
Seed size: 472mg/10 seeds Seed size
Seed length : Intermediate - twice as long as wide Seed length
Seed thickness: Thick - thickness equal to width Seed thickness
Seed Crowding in pod: Non-crowder:no compression at all in pod 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): Severe:Heavy spotting on most leaves with yellowing 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: None Incidence of Rust
Incidence of Cowpea Mosaic Virus: None Incidence of Cowpea Mosaic Virus
Incidence of Anthracnose: Many small lesions Incidence of Anthracnose
Incidence of Other Diseases: Wet stem rot Incidence of Other Diseases
Number of pods affected by Maruca : 81 Number of pods affected by Maruca
Number of pods unaffected by Maruca: 70 Number of pods unaffected by Maruca
Number of pods affected by Laspeyresia: 34 Number of pods affected by Laspeyresia
Number of pods unaffected by Laspeyresia: 31 Number of pods unaffected by Laspeyresia
Percentage of Sulphur (combustion & titration): 0.200000002980232 Percentage of Sulphur (combustion & titration)
Percentage of Nitrogen (colorimetric analysis): 4.1399998664856 Percentage of Nitrogen (colorimetric analysis)
Thrips screening: TRUE Thrips screening
Pod bugs screening: TRUE Pod bugs screening
IITA Accession - ver. 2  
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