Tropical root crops and the African food crisis

Tropical root crops and the African food crisis

書誌詳細
団体著者: Triennial Symposium of the International Society for Tropical Root Crops Owerri, Nigeria
フォーマット: 図書
言語:English
出版事項: Ottawa, Ont. International Development Research Centre 1987.
主題:
Root - Crops > Africa > Congresses.