Khandakar R. Islam, Ohio State University South Centers, The Ohio State University, Piketon, OH, Botir Khaitove, Plant and Soil Sciences, Tashkent State Agrarian University, Tashkent, Uzbekistan, Natalia Didenko, Soil and water conservation, Land Research Institute, Kiev, Ukraine, Yogendra Raut, 1864 Shyville Rd., Ohio State University, Piketon, OH, Vinayak S. Shedekar, Food, Agricultural and Biological Engineering, Ohio State University, Columbus, OH and Emmanuel Amoakwah, Central Soil Rsearch Insitiute, Kumasi, Ghana