Farming systems research : a review /

Bibliographic Details
Main Author:	Simmonds, Norman W., 1914-
Format:	Book
Language:	English
Published:	Washington, D.C., U.S.A. : World Bank, [1985]
Series:	World Bank technical paper ; no. 43.
Subjects:	Agricultural systems > Research. Agriculture > Research > On-farm. Agricultural systems > Tropics.

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