Obisike, O., Department of Forestry and Environmental Management,Michael Okpara University of Agriculture, Umudike
Odoemelam, L. E., Department of Agricultural Extension and Rural Development Michael Okpara University of Agriculture Umudike, Abia State, Nigeria
Offor, E. I., Department of Agricultural Economics, Michael Okpara University of Agriculture Umudike, Abia State, Nigeria.
Ogbe, S. E.
Ogbonna, M. J., Department of Plant Health Management, Michael Okpara University of Agriculture, Umudike, Abia State, Nigeria.
Ogbonna, P. C., Department of Environmental Management and Toxicology Michael Okpara University of Agriculture Umudike
Oguike, P. C., Michael Okpara University of Agriculture Umudike
Oguike, P. C., Department of Soil Science and Meteorology Michael Okpara University of Agriculture, Umudike, Abia State
OGWO, P. A., 3Department of Environmental Management and Toxicology, Michael Okpara University of Agriculture, Umudike
Ohajianya, D. O., Department of Agricultural Economics, Federal University of Technology Oweri, Imo State

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