O. Idiaye, Chuks, Department of Agricultural Economics, University of Ibadan, Ibadan, Nigeria
Oba, A. I., Department of Vocational and Technical Education, Ahmadu Bello University, Zaria, Nigeria
Ogunlela, A. O., Department of Agricultural and Bio-systems Engineering, Faculty of Engineering and Engineering Technology, University of Ilorin, Ilorin, Nigeria
OGUZ, Cennet, Department Agricultural Economics, Selcuk University, Turkey
Ogwu, Matthew, Goodnight Family Department of Sustainable Development, Living Learning Center, Appalachian State University, USA
Oktariani, Lisna, Department of Agribusiness, Faculty of Agriculture, Sjakhyakirti University, Indonesia
Oktoriana, Shenny, University of Tanjungpura, Pontianak, Indonesia
Oladejo, Kazeem Babatunde, Department of Agricultural Extension and Rural Development, Faculty of Agriculture, Obafemi Awolowo University, Ile-Ife, Nigeria
Olasan, J. O., Department of Botany and Environmental Science, University of Agriculture, Makurdi, Nigeria
Omoigui, L. O., Department of Plant Breeding and Genetics, University of Agriculture, Makurdi, Nigeria
Onyeabor, Edwin, Department of Agricultural Economics, Faculty of Agriculture, Ebonyi State University, Abakakili, Nigeria
Onyeulo, C.G., Department of Human Nutritional Sciences, Faculty of Agricultural Sciences and Food Sciences, University of Manitoba, Canada
Osuagwu, Ann N. , Department of Plant Science and Biotechnology, Michael Okpara University of Agriculture, Umudike, Nigeria
Owusu, B. S., Dept. of Horticulture, Faculty of Agriculture, Kwame Nkrumah University of Science and Technology, PMB, University Post Office, Kumasi, Ghana

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