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Kamara, A Y and Omoigui, L O and Kamai, N and Ewansiha, S U and Ajeigbe, H A (2018) Improving cultivation of cowpea in West Africa. In: Achieving sustainable cultivation of grain legumes Volume 2: Improving cultivation of particular grain legumes. Burleigh Dodds Series in Agricultural Science . Burleigh Dodds Science Publishing, pp. 1-18. ISBN 978-1786761408