@PROCEEDINGS {URIYO:1984, title = {Agricultural manpower development for the humid and subhumid tropics: the case for IITA}, author = {Uriyo, A. P. and Otoo, J. }, booktitle = {Presented at the Second Eastern and Southern Africa Regional Root Crops Workshop, 10-14 December}, year = {1984}, address = {Kampala, Uganda}, }