Okigbo, B. (1974). Fitting research to farming systems: Based on observations and preliminary studies of traditional agriculture in Eastern Nigeria: paper presented at the Second International Seminar on Change in Agriculture, Reading, 919 Sept., 1974.
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Cita Chicago Style (17a ed.)
Okigbo, B. Fitting Research to Farming Systems: Based on Observations and Preliminary Studies of Traditional Agriculture in Eastern Nigeria: Paper Presented at the Second International Seminar on Change in Agriculture, Reading, 919 Sept., 1974. 1974.
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Cita MLA (9a ed.)
Okigbo, B. Fitting Research to Farming Systems: Based on Observations and Preliminary Studies of Traditional Agriculture in Eastern Nigeria: Paper Presented at the Second International Seminar on Change in Agriculture, Reading, 919 Sept., 1974. 1974.
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