@ARTICLE {OKOGBENIN:1999, title = {Effect of planting methods and soil moisture on cassava performance in the semi-arid Sudan savanna belt of Nigeria}, author = {Okogbenin, E. * and Ekanayake, I. J. and Porto, M. C. M. }, journal = {African Crop Science Journal}, year = {1999}, volume = {7}, number = {1}, pages = {21--33}, issn = {1021-9730}, note = {RTB; Root and Tuber; Cassava}, }