Testing the induced innovation hypothesis in South African agriculture : an error correction approach - Thirtle, Colin G. 1944-; Townsend, Robert M. 1948-; Van Zyl, Johan 1956- (Washington, DC : The World Bank, Agriculture and Natural Resources Department, Office of the Director, 1995)
Keywords: PRODUCTIVIDAD AGRICOLA -- AFRICA DEL SUR; INNOVACIONES AGRICOLAS -- AFRICA DEL SUR