INVESTMENT IN COCOA PRODUCTION IN NIGERIA: A COST AND RETURN ANALYSIS OF THREE COCOA PRODUCTION MANAGEMENT SYSTEMS IN THE CROSS RIVER STATE COCOA BELT by Nkang Moses NKANG, Eucharia Agom AJAH, Sylvanus Obi ABANG, Eyo Orok EDET

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ECONOMIC EFFICIENCY IN TOMATOES PRODUCTION IN GREENHOUSES by A POPESCU

“…Thus, the scientific production management has been looking for maintaining the total production at the same level from a year to another by an increased average tomatoes yield by 53.33 % . …”
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