Doctor of Philosophy (Ph.D) Degree in Agricultural Economics (Specialising in Farm Management, Production Economics and Quantitative Techniques). - AUG. 2000
Master of Science (M.Sc.) Degree in Agricultural Economics (Best Graduating Student in School of Agriculture and Agricultural Technology) - JAN, 1997
Bachelor of Agricultural Technology (B.AGRIC. TECH) Degree in Agricultural Economics and Extension - July, 1987
Henri-Ukoha, A, Orebiyi J.S, Obasi P.C, Oguoma N.N, Ohajianya D.O, Ibekwe U.C. and Ukoha, I.I. (2011). Determinants of Loan Acquisition from the Financial Institutions by Small-Scale Farmers in Ohafia Agricultural zone of Abia State, South East Nigeria. Journal of Development and Agricultural Economics. Academic Journals, Iran 3 (2): 69 – 74.
Chikezie, C, Ibekwe U.C, Ohajianya D.O, Orebiyi J.S, Oguoma N.N., Obasi P.C., Henri-Ukoha A., Emenyonu C.A., and Nwaiwu, I.U, (2011). Size Distribution of Income among Rice-Based Farming Households in south Eastern States of Nigeria. International Journal of Agricultural Management and Development. Academic Journals, Iran. 1 (1): 31 – 37.
Ohajianya, D.O., and Ugochukwu A.I., (2011). An Ordered Probit Model Analysis of Transaction Costs and market Participation by Sweet Potato Farmers in South Eastern Nigeria. Contributed paper for the 85th Agricultural Economics Society Conference, Warwick University, UK, 18th – 20th April 2011, Warwick UK.