@INBOOK {HAHN:1990d, title = {Breeding cassava and sweet potato for pest and disease resistance in Africa}, author = {Hahn, S. K. and Caveness, F. E. and Lema, K. and Theberge, R. L. }, year = {1990}, type = {Integrated pest management for tropical root and tuber crops, edited by S.K. Hahn and F.E. Caveness}, pages = {66--72}, publisher = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, note = {RTB; Root and Tuber; Sweetpotato}, }