@INPROCEEDINGS {KORMAWA:2003a, title = {Farmer-centred and development-oriented research in commercializing smallholder agriculture : Abstracts of Tropentang}, author = {Kormawa, P. and Ortiz, R. and Ezedinma, C. and Adekunle, A. and Makinde, K. }, booktitle = {Abstracts of Tropentang; 8-10 October}, year = {2003}, location = {University of Gottingen, Germany}, }