@ARTICLE {IYORKAA:2021b, title = {Physical purity of cowpea seeds from trained community based and licensed seed producers in three states of Nigeria}, author = {Iyorkaa, N. * and Omoigui, L. and Odo, P. E. * and Kamara, A. and Ugbaa, M. S. * and Ekeuro, G. C. *}, journal = {Bioscience and Bioengineering}, year = {2021}, volume = {6}, number = {2}, pages = {10--19}, issn = {2381-7690}, note = {WAHub; Science Area BPB; PPPH; CRP Grain Legumes; Cowpea; Published online September 15, 2021}, url = {http://www.aiscience.org/journal/bio}, }