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The Nigerian Oil Palm Industry (Government policy and export production, 1906 - 1965)
Usoro, Eno J., (1974)
Economics of Cashew Nut Processing in Ondo State, Nigeria; a Case of JOF Ideal Family Farms Limited
Ojo, Idowu Oladeji, (2020)
Economic progress of agriculture in developing nations, 1950-68
(1970)