@ARTICLE {EWANSIHA:2014, title = {Agronomic responses of diverse cowpea cultivars to planting date and cropping system}, author = {Ewansiha, S. U. * and Kamara, A. and Chiezey, U. F. and Onyibe, J. E. *}, journal = {Tropical Agriculture}, year = {2014}, volume = {91}, number = {2}, pages = {116--130}, issn = {0041-3216}, note = {WAHub; CRP Grain Legumes; Cowpea}, }