[1]
EMHU, F.N. and AGBOOLA, A.A. 2013. Effect of intercropping sweet potato (Ipomea batatas) with pigeonpea (Cajanus cajan) and okra (Hibiscus esculentus) on economic yield of maize (Zea mays) and maximization of land use. The Indian Journal of Agricultural Sciences. 69, 3 (Jan. 2013).