Oahimire, Debrah Memshima, World Bank Africa Centre of Excellence, Centre for Oilfield Chemicals Research, University of Port Harcourt
Ocheri, C, Department of Metallurgical and Materials Engineering, University of Nigeria, Nsukka
Odugbose, Babasola Dapo, Department of Agricultural Engineering, College of Engineering and Environmental studies / Olabisi Onabanjo University, Ogun State
Oduntan, Oluwafemi Babatunde, Department of Forestry, Wildlife, and Fisheries, College of Agricultural Sciences/ Olabisi Onabanjo University, Ogun State
Odusanya, Olubunmi Abosede, Department of Crop Production, College of Agricultural Sciences/ Olabisi Onabanjo University, Ogun State
Ogbonna, Joel Friday, World Bank Africa Centre of Excellence, Centre for Oilfield Chemicals Research, University of Port Harcourt
Ogedengbe, Kolawole, University of Ibadan
Ogunleye, P O, Centre for Energy Research and Training, Ahmadu Bello University, Zaria, Nigeria
Ojonimi, I T, Department of Mining Engineering, University of Jos, Jos, Plateau State, Nigeria 2Department of Earth Sciences, Kogi State University, Anyigba, Nigeria
Ojonimi, Ile Theophilus, Department of Mining Engineering, University of Jos, Nigeria

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