@ARTICLE {KAMAI:2014, title = {Varietal Trials and Physiological Basis for Yield Differences among Cowpea Varieties in Sudan Savanna of Nigeria}, author = {Kamai, N. * and Kamara, A. and Omoigui, L. *}, journal = {International Journal of Agriculture Innovations and Research}, year = {2014}, volume = {2}, number = {5}, pages = {855--859}, issn = {2319-1473}, note = {WAHub; CRP Grain Legumes; Cowpea}, }