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Contrasting policies in irrigation development : Sudan and India
Thornton, D. S., (1966)
Agricultural development and expansion in the Nile Basin : programs, production, implications for U.S. agriculture
Warren, Cline Jefferson, (1968)
Anthropology and development planning in the Sudan : the case of Jonglei Project
Ahmed, Abdel Ghaffar M., (1977)
An economic evaluation of cotton in the Gezira rotation
Simpson, I. G., (1969)
Linear programming for increasing farm profits : a Yorkshire example
Simpson, I. G., (1960)
New Approaches to Irrigated Farming in the Sudan: Organization and Management
Simpson, I. G., (1970)