@INPROCEEDINGS {MANYONG:2003g, title = {Rural household demand for roots and tubers in southwestern Nigeria: an almost ideal demand system analysis}, author = {Manyong, V. and Bamire, M. and Zuckerman, P. }, booktitle = {Paper presented at: 13th Symposium of the International Society of Tropical Rppt Crops (ISTRC); 10-14 November}, year = {2003}, location = {International Conference Center, Arusha, Tanzania}, note = {RTB; Root and Tuber}, }