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
Okpara, Onyinyechi Priscilla, Department of Plant Science and Biotechnology, College of Biologival Sciences, Joseph Sarwuan Tarka University, Makurdi, formerly Federal University of Agriculture, Makurdi, Nigeria
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
Olaiya, Anuolu Queensly , Department of Agricultural Economics, University of Abuja, Nigeria
Olasan, J. O., Department of Botany and Environmental Science, University of Agriculture, Makurdi, Nigeria
Oluwadele, Joshua, Department of Animal Production and Health, Federal University, Oye-Ekiti, Ekiti State, 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
Orkuma, Nomyange , Department of Plant Science and Biotechnology, College of Biologival Sciences, Joseph Sarwuan Tarka University, Makurdi, formerly Federal University of Agriculture, Makurdi, Nigeria
Osuagwu, Ann N. , Department of Plant Science and Biotechnology, Michael Okpara University of Agriculture, Umudike, Nigeria
Otitoju, Moradeyo Adebanjo , Department of Agricultural Economics, University of Abuja, 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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