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Dumet, D.Fatokun, C.A.Pasquet, R.Ehlers, J.Kumar, L.Hearne, S.Sonder, KaiAladele, S.Boukar, O.Vodouhe, R.S.Garino, L.[Sharing of responsibilities of cowpea and wild relative long term conservation]Sharing of responsibilities of cowpea and wild relative long term conservation

Consensus genetic linkage maps are formed from merging individual linkage maps. They provide powerful tools for genetic analysis and a foundation for marker-assisted breeding, trait mapping, and positional cloning. In 2009, the first cowpea consensus map was developed. It included 928 markers spa...


Diop, N.N.Ehlers, J.D.Wanamaker, S.Muchero, W.Fatokun, C.A.Guojing, L.Roberts, P.A.Close, T.J.Timothy[An improved consensus genetic linkage map of cowpea ( Vigna unguiculata L. Walp. )]An improved consensus genetic linkage map of cowpea ( Vigna unguiculata L. Walp. )

Parasitic weed, Striga gesnerioides is a major constraint to cowpea [Vigna unguiculata (L.) Walp.] productivity in West and Central Africa. Efforts are being made to identify major genes that determine the race specific resistances to S. gesnerioides in cowpea and to develop resistant varieties w...


Muranaka SFatokun, C.A.Boukar, O.[Stability of Striga gesnerioides resistance mechanism in cowpea under high- infestation level, low soil fertility and drought stresses]Stability of Striga gesnerioides resistance mechanism in cowpea under high- infestation level, low soil fertility and drought stresses

Forty eight accessions of cultivated cowpea were assessed using 12 simple sequence repeat (SSR) markers. The unweighted pair group method with arithmetic mean (UPGMA) dendrogram constructed revealed three main clusters when truncated at 65% similarity coefficient. All accessions showed high genet...


Ogunkanmi, L.A.Ogundipe, O.T.Fatokun, C.A.[Molecular characterization of cultivated cowpea (Vigna unguiculata L. Walp) using simple sequence repeats markers]Molecular characterization of cultivated cowpea (Vigna unguiculata L. Walp) using simple sequence repeats markers

Cowpea is one of the most important grain legumes in sub-Saharan Africa (SSA). It provides strong support to the livelihood of small-scale farmers through its contributions to their nutritional security, income generation and soil fertility enhancement. Worldwide about 6.5 million metric tons of ...


Boukar, O.Fatokun, C.A.Huynh, B.Roberts, P.A.Close, T.J.[Genomic tools in cowpea breeding programs: status and perspectives.]Genomic tools in cowpea breeding programs: status and perspectives.

Suzuki, K.Fatokun, C.A.Boukar, O.[Effect of phosphorus (P) application on nutrient uptake, biomass, pod and seed formation in cowpea (Vigna unguiculata (L.) Walp]): poster presented at the 7th International Conference of the Africa Soil Science Society: critical soil solutions for sustainable development in Africa, 29 May - 1 June, Burkina Faso, Ouagadougou]Effect of phosphorus (P) application on nutrient uptake, biomass, pod and seed formation in cowpea (Vigna unguiculata (L.) Walp]): poster presented at the 7th International Conference of the Africa Soil Science Society: critical soil solutions for sustainable development in Africa, 29 May - 1 June, Burkina Faso, Ouagadougou

Boukar, O.Abdoulaye, TahirouTamo, M.Agrama, H.Tefera, H.Fatokun, C.A.Boahen, S.[A success tale on improving two legume crops in Africa]A success tale on improving two legume crops in Africa

Molecular markers such as RFLPs exist in almost limitless number in all organisms, and these could be very useful in monitoring the loci of genes that control important traits, as well as in studying genome evolution and structure. In cowpea, a genome map based mainly on RFLP markers has been dev...


Fatokun, C.A.Young, N.Myers, G.[Molecular markers and genome mapping in cowpea]Molecular markers and genome mapping in cowpea

The genus Vigna comprises seven subgenera and sixteen sections. Cowpea, Vigna tingnicnlatti (L.) Walp.. is an important grain legume crop in sub-Saharan Africa and belongs to the subgenus Vigna. section Ctitiang. Morphologically, cowpea genotypes appear very variable. However, a high level of gen...


Fatokun, C.A.Perrino, P.Ng, N.Q.[Wide crossing in African Vigna species]Wide crossing in African Vigna species

Restriction fragment length polymorphism (RFLP) analysis has several advantages over traditional methods of genetic linkage mapping, one of these being the starting point for map-based cloning. The recent development of an RFLP map of cowpea (Vigna unguiculata L. Walp) has allowed the investigati...


Myers, G.O.Fatokun, C.A.Young, N.D.[RFLP mapping of an aphid resistance gene in cowpea (Vigna unguiculata [L.] Walp]RFLP mapping of an aphid resistance gene in cowpea (Vigna unguiculata [L.] Walp

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