@ARTICLE {CARSKY:1997, title = {Effect of soybean on subsequent maize grain yield in the Guinea savanna zone of West Africa}, author = {Carsky, R. and Abaidoo, R. and Dashiell, K. and Sanginga, N. }, journal = {African Crop Science Journal}, year = {1997}, volume = {5}, number = {1}, pages = {31--38}, issn = {1021-9730}, }