G.K. S. Aflakpui, PhD (UK), MSc (Canada), BSc (Ghana), Fellow, Ghana Academy of Arts and Sciences, African Scientific Institute; Rector, Wa Polytechnic, Ghana. Specialty: Crop/Plant Physiology, Soil Fertility/Plant Nutrition. Editor, Agricultural and Food Science Journal of Ghana 1998-2012; Agricultural Science, INTECH Open Access Publishers, 2012.