@INPROCEEDINGS {NG:1997g, title = {Cassava and yam genetic resources conservation and use in Africa: an overview from IITA}, author = {Ng, N. Q. and Asiedu, R. and Dixon, A. and Ng, S. Y. C. and Abaka-Whyte, J. and Mahungu, N. }, booktitle = {Paper presented at the regional workshop for the conservation and utlization of cassava, sweetpotato and yam germplasm in sub-Saharan Africa, organized by CIP/IITA/IPGRI in Nairobi, 11-13 November, 1997}, year = {1997}, note = {RTB; Root and Tuber; Cassava}, }