Sustainable agriculture is the act of farming using principles of ecology, the study of relationships between organisms and their environment. Sustainable agriculture satisfy human food and fibre needs, enhance environmental quality and the natural resource based upon which the agricultural economy depends, make the most efficient use of non-renewable resources and on-farm resources, Sustain the economic viability of farm operations, enhance the quality of life for farmers and society as a whole. Sustainability can be understood as an ecosystem approach to agriculture. Optimal land use presupposes that the most efficient use of the resource will be determined on the basis of surveys relating to land capability and technology of production and the policy frame work will be so organised that land is in fact used for the purpose for which it is most suitable on sustainable basis. Such a land use planning model will take into account the factors relating to the limitation of the resources, its production capabilities and various products of land which our Country would need in terms of food crops, fibre, commercial plantations, green fodder, fuel, forest cover, industrial raw material

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Dr. Vemula Madhu, who as an excellent academic ecord with M.Sc., in Geography,from Osmania University, Hyderabad under the Supervision of Prof. A.V. Shashikala. He qualified in UGC-NET (National Eligibility Test) for lectureship. His other academic qualifications are B.Ed (Bachelor of Education), PGDTCP.