AND K. MANI VB. 11. ECONOMIC ANALYSIS OF TECHNICAL EFFICIENCY IN RICE FARMS USING DIFFERENT IRRIGATION SYSTEMS IN TAMILNADU by V. BALAMURUGAN AND K. MANI. LSL [Internet]. 2016 May 1 [cited 2025 Oct. 15];76:94 to 100. Available from: https://petsd.org/ojs/index.php/lifesciencesleaflets/article/view/1065