@INPROCEEDINGS {ABIFARIN:1976a, title = {Improvement of upland rice in West Africa: proceedings of the International Rice Research Conference at the International Rice Research Institute, Los Banos, Philippines, April 22-25, 1974}, author = {Abifarin, A. O. and Carpenter, A. J. }, booktitle = {Proceedings of the International Rice Research Conference at the International Rice Research Institute, Los Banos, Philippines, April 22-25, 1974}, year = {1976}, month = {April}, pages = {54--66}, }