Okoye, B.C; Onyenweaku, C.E and Asumugha, G.N (2006): Allocative Efficiency of Small-Holder Cocoyam Farmers in Anambra State, Nigeria. Published in: Agricultural Journal , Vol. 4, No. 38 (2007): pp. 70-81.
Okoye, B.C; Onyenweaku, C.E and Ukoha, O.O (2010): An Ordered Probit Model Analysis of Transaction Costs and Market Participation by Small-Holder Cassava Farmers in South-Eastern Nigeria. Published in: Nigerian Agricultural Journal , Vol. 41, No. 2 (18. October 2010)
Onyenweaku, C.E; Okoye, B.C and Okorie, K.C (2007): Determinants of Fertilizer Adoption by Rice Farmers in Bende Local Government Area of Abia State, Nigeria. Published in: Nigerian Agricultural Journal , Vol. 41, No. 2 (18. October 2010)
Okoye, B.C; Asumugha, G.N; Okezie, C.A; Tanko, L and Onyenweaku, C.E (2006): Econometric Assessment of the Trend in Cocoyam Production in Nigeria, 1960/61-2003/2006. Published in: Agricultural Journal , Vol. 3, No. 2 (2008): pp. 99-101.
Okoye, B.C; Onyenweaku, C.E and Asumugha, G.N (2007): Economic Efficiency of Small-Holder Cocoyam Farmers in Anambra State, Nigeria: A Translog Stochastic Frontier Cost Function Approach. Published in: Agricultural Journal (Medwell Online) , Vol. 2, No. 4 (2007): pp. 535-541.
Okoye, B.C; Onyenweaku, C.E and Ukoha, O.O (2010): Effect of Transaction Costs on Seller Decisions among Small-Holder Cassava Farmers in South-Eastern Nigeria. Forthcoming in: Nigerian Association of Agricultural Economists
Onyenweaku, C.E; Nwachukwu, Ifeanyi N. and Opara, T.C. (2010): Productivity Growth in Food Crop Production in Imo State, Nigeria. Published in: African Crop Science Journal , Vol. 18, No. 3 (02. September 2010): pp. 119-131.
Okoye, B.C; Onyenweaku, C.E and Asumugha, G.N (2007): Technical Efficiency of Small Holder Cocoyam Production in Anambra State,Nigeria: A Cobb-Douglas Stochastic Frontier Production Approach. Published in: Nigerian Journal of Agricultural Research and Policies , Vol. 2, No. 2 (2007): pp. 27-31.
Okoye, B.C; Onyenweaku, C.E and Agwu, A.E (2006): Technical Efficiency of Small-Holder Cocoyam Farmers in Anambra State, Nigeria: Implications for Agricultural Extension Policy. Published in: Journal of Agricultural Extension , Vol. 12, No. 1 (2008): pp. 107-116.
