@ARTICLE {KAMARA:2009a, title = {Influence of nitrogen fertilization on the performance of early and late maturing maize varieties under natural infestation with Striga hermonthica (Del.) Benth}, author = {Kamara, A. and Ekeleme, F. and Omoigui, L. and Menkir, A. and Chikoye, D. and Dugje, I. * and Abdoulaye, T. and Amaza, P. }, journal = {Archives of Agronomy and Soil Science}, year = {2009}, volume = {55}, number = {2}, pages = {125--145}, issn = {0365-0340}, }