Edem I. Dennis

Department of Soil Science and Land Resources Management, Faculty of Agriculture, University of Uyo, Uyo, Akwa Ibom State, Nigeria

Uduak C. Udo_Inyang

Department of Soil Science and Land Resources Management, Faculty of Agriculture, University of Uyo, Uyo, Akwa Ibom State, Nigeria

Rosemary A. Essien

Department of Crop Science, Akwa Ibom State University

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