A high plant density and the split application of chemical fertilizer increased the grain and protein content of cowpea (Vigna unguiculata) in Burkina Faso, west Africa

Ishikawa, H.Batieno, Benoit JosephFatokun, C.Boukar, O.2022-08-102022-08-10https://hdl.handle.net/10568/120500A high plant density and the split application of chemical fertilizer increased the grain and protein content of cowpea (Vigna unguiculata) in Burkina Faso, west Africa