@PROCEEDINGS {EZUMAH:1980f, title = {Constraints for cassava production in Zaire and Role of PRONAM in Cassava Improvement}, author = {Ezumah, H. C. and ne Bambi, L. }, booktitle = {Paper presented at USAID/IITA/GOZ Cassava Outreach Workshop, INERA, Zaire, May 19-23}, year = {1980}, note = {RTB; Root and Tuber; Cassava}, }