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- [2] INVESTMENT IN COCOA PRODUCTION IN NIGERIA: A COST AND RETURN ANALYSIS OF THREE COCOA PRODUCTION MANAGEMENT SYSTEMS IN THE CROSS RIVER STATE COCOA BELT JOURNAL OF CENTRAL EUROPEAN AGRICULTURE, 2007, 8 (01): : 81 - 89
- [4] Impact of pesticides use on heavy metals pollution in cocoa soils of Cross-River State, Nigeria AFRICAN JOURNAL OF AGRICULTURAL RESEARCH, 2011, 6 (16): : 3725 - 3728
- [9] AN EXAMINATION OF TECHNICAL, ECONOMIC AND ALLOCATIVE EFFICIENCY OF SMALL FARMS: THE CASE STUDY OF CASSAVA FARMERS IN OSUN STATE OF NIGERIA JOURNAL OF CENTRAL EUROPEAN AGRICULTURE, 2006, 7 (03): : 423 - 431