Cowpea (Vigna Unguiculata (L.) Walp) Seed Quality And Yield As Influenced By Manipulating Sowing Dates For The Management of Scab Induced By Elsinoe Phaseoli Jenkins, At Samaru, North-West Nigeria. ABSTRACT Field experiment was conducted at the Institute for Agricultural Research (IAR) farm atSamaru, North-western Nigeria to investigate effects of sowing dates on incidence andseverity of […]

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