Dr. D.M.S.B. Dissanayaka is a Senior Lecturer attached to the Department of Crop Science, Faculty of Agriculture, University of Peradeniya, Sri Lanka. He is a research expert in the fields of agronomy and plant nutrition with special emphasis on nutrient uptake and use efficiency by plants and has research experience in the field over 10 years. He has published related research papers in reputed journals such as Plant and Soil, Journal of Experimental Botany, Plant Cell and Environment, Experimental Agriculture, and Journal of Crop Improvement. He has also won the “Presidential Award” and “National Research Council (NRC) Merit Award” in Sri Lanka, for the scientific research work conducted.