Robuta

https://kubanni.abu.edu.ng/items/5e6a6c2a-b3c1-4b4e-83e8-65bd648d43e1/full PROFITABILITY AND EFFICIENCY OF SAMPEA-11 VARIETY OF COWPEA PRODUCTION IN NIGER STATE, NIGERIA The study was conducted to evaluate the profitability and efficiency of SAMPEA-11 variety of cowpea production in Niger State, Nigeria. Specifically, the study... niger stateprofitabilityefficiencysampeavariety