The main objective of this division is to carry out research on the fundamental and applied aspects of the physical, chemical and biological properties of soil; fertilizers and manures and their interaction with soil and plant; improvement and maintenance of soil fertility for sustained optimum agricultural production ;utilization of organic residue as a manure and production of biogas as fuel; soil test crop response correlation studies; advice to the farmers on soil test-based fertilizer recommendation. Impart quality education for moulding top class professionals, to take up fundamental and applied research for enhancing and sustaining the productivity of soil- the most precious natural resource and to involve in technology transfer through various approchases to spread the message of maintaining soil health in an ecologically sound and environmentally friendly.