@PROCEEDINGS {ABUBAKAR:2009, title = {Variability in yield and vegetative growth of some selected cowpea (Vigna unguiculata (L) Walp) lines under varying shade conditions}, author = {Abubakar, Z. A. * and Mustapha, Y. * and Ajeigbe, H. }, booktitle = {18th Annual Conference of The Botanical Society of Nigeria}, year = {2009}, note = {In Book of Abstract, 18th Annual Conference of The Botanical Society of Nigeria; BOSON BUK 2009}, }