@INPROCEEDINGS {VIRMANI:1978b, title = {Rice development and research activities in Liberia}, author = {Virmani, S. S. * and Tubman, A. F. and Worzi, P. M. }, booktitle = {Proceedings of Rice in Africa Conference, IITA, Ibadan, Nigeria, March 7-11, 1977 edited by I.W. Buddenhagen and G.J. Persley}, year = {1978}, month = {March}, pages = {328--330}, }