Cowpea Yield Evaluation Trials - IITA Ibadan,1987 - 1993

The Cowpea Breeding Unit develops improved cowpea lines with high grain yield potential and resistance/tolerance to biotic and abiotic stresses and possessing farmers and consumers preferences. Data generated from multi-year evaluation trials carried out on different sets of materials developed within several projects conducted by the cowpea breeding unit are contained in the database.

Data and Resources

Additional Info

Field Value
Creator Boukar, Ousmane
Creator ID Type ORCID
Creator ID 0000-0003-0234-4264
Subject Vocab Grains, Cowpea, Seeds, Bacteria blight, Flowering, Striga gesnerioides, Fodder, Resistance, Yield, Maturity, Plant density, Leaf spot, Aphid, Nodulation, Virus, Septoria, Insects, Scab, Vigna, Diabro
Subject(s) Cowpea
Publisher International Institute of Tropical Agriculture (IITA)
Contributor Person Fatokun, Christian
Contributor Project Lead Organisation Center International Institute of Tropical Agriculture (IITA)
Contributor Project Lead Center International Institute of Tropical Agriculture (IITA)
Contributor CRP CGIAR Research Program on Grain Legumes
Contributor Partner Not Applicable
Contributor Donor United States Agency for International Development (USAID)
Contributor Project Not Applicable
Contributor Affiliation Not Applicable
Open-Access status Open Access
Production Date 1993-11-25
Embargo End Date
Content Type Dataset
File Format csv
Identifier Type DOI
Identifier http://dx.doi.org/10.25502/20180920/0826/BO
Identifier Citation IITA Cowpea Breeding Unit. 2018. Database of evaluation trials conducted from 1990. https://doi.org/10.1111/pbr.12589
Source IITA cowpea breeding programme
Language English
Relation Not Applicable
Agroecological Zone Semihumid warm tropics
Coverage Region Western Africa
Coverage country Nigeria
Coverage Admin Unit Not Applicable
Coverage X 7.37754
Coverage Y 3.94704
Coverage Start Date 1987-04-18
Coverage End Date 1993-11-25
Contact Boukar, Ousmane, Cowpea Breeder, International Institute of Tropical Agriculture (IITA)
Contact Email O.Boukar@cgiar.org
Restriction Not Applicable
Email Permission Not Applicable
Rights CC-BY 4.0