@ARTICLE {AJEIGBE:2010, title = {Participatory on-farm evaluation of improved legume cereals maize-double cowpea in Northern Guinea Savanna zone of Nigeria}, author = {Ajeigbe, H. and Singh, B. B. and Adeosun, J. O. * and Ezeaku, I. }, journal = {African Journal of Agricultural Research}, year = {2010}, volume = {5}, number = {16}, pages = {2080--2088}, issn = {1991-637X}, }