Ecoregional Program for the Humid and SubHumid Tropics of Sub-Saharan Africa. Scientific Workshop profile picture

Ecoregional Program for the Humid and SubHumid Tropics of Sub-Saharan Africa. Scientific Workshop

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Strategies for Farming Systems Development in Sub-Saharan Africa Proceedings of the Ecoregional Program for the Humid and SubHumid Tropics of Sub-Saharan Africa (EPHTA) Scientific Workshop : IITA, Ibadan : 17-20 November 1998