@PROCEEDINGS {HAHN:1978d, title = {Breeding of Cassava for Resistance to Cassava Mosaic CMD and Bacterial Blight CBB Diseases in Africa}, booktitle = {Paper presented at the International Symposium on Diseases in the Tropical Food Crops, September 4 - 8, 1978}, year = {1978}, month = {September}, organization = {Louvain-la-Neuve}, address = {Belgium}, note = {RTB; Root and Tuber; Cassava}, }