Improvements in grain and fodder yield of cowpea (Vigna unguiculata) varieties developed in the Sudan savannas of Nigeria over the past four decades

A field study was conducted to determine the rate of genetic improvement in grain and fodder yields of cowpea genotypes developed in the Nigerian Sudan savannas from 1970 to 2004. Results showed that grain yield ranged from 568 kg/ha for an old variety TVX3236 to 1851 kg/ha for a recently released v...

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Bibliographic Details
Main Authors: Kamara, A.Y., Ewansiha, S.U., Ajeigbe, Hakeem A., Okechukwu, R.U., Tefera, H., Boukar, O., Omoigui, L.O.
Format: Conference Proceedings
Language:Inglés
Published: International Institute of Tropical Agriculture 2012
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Online Access:https://hdl.handle.net/10568/80471

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