@ARTICLE {KAMARA:2011a,
title = {Performance of semi-determinate and indeterminate cowpeas relay-cropped into maize in Northeast Nigeria},
author = {Kamara, A. and Omoigui, L. * and Ewansiha, S. U. and Ekeleme, F. * and Chikoye, D. and Ajeigbe, H. },
journal = {African Journal of Agricultural Research},
year = {2011},
month = {April},
volume = {6},
number = {7},
pages = {1763--1770},
issn = {1991-637X},
url = {http://www.academicjournals.org/AJAR},
}