@ARTICLE {DIXON:1992a, title = {Root and tuber crop breeders and cropping systems researchers join forces}, author = {Dixon, A. and Mutsaers, H. J. W. and Asiedu, R. }, journal = {Tropical Root and Tuber Crops Bulletin}, year = {1992}, month = {July}, volume = {6}, number = {2}, pages = {7}, issn = {1116-3984}, note = {RTB; Root and Tuber}, }