Farming systems in Africa : the great lakes highlands of Zaire, Rwanda, and Burundi - Jones, William I.; Egli, Roberto 1919- (Washington, D.C., U.S.A. : World Bank, 1984)
Summaries in French and Spanish.
Includes bibliographical references.
Zahid
Keywords: Agricultural systems -- Africa, Central; Agriculture -- Africa, Central; Agricultural innovations -- Africa, Central; Soil conservation -- Africa, Central