Billion people demand water from resources that the changing climate is making more and more difficult to harness. Water scarcity and shortage are increasingly common and conditions are becoming more extreme. Factors such as population growth, climate change and rainfall variability, land use changes, water pollution institutional arrangements, and water demand for food use changes, water pollution institutional arrangements, and water demand for food production, affect future water availability and security, and water demand for food production, affect future water availability and security. and This issue on importance of water management, sources of irrigation, water methods of irrigation, modern methods of irrigation and drainage. Similar studies related to political and socio-economic challenges and constraints agricultural and water management, surface and groundwater irrigations.
Dr. S. Krishnaprabu, is graduated in B.Sc., (Agriculture) from Agricultural College and Research Institute, Madurai, Tamil Nadu, where he did his M.Sc. (Ag.) in 2002. He has been working in Annamalai University from 2002, where he obtained his Ph.D. in Agronomy also with specialization in Nutrient Management and presently, he is Assistant Professor in Agronomy, his specialization is in Nutrient management and crop improvement and he has been teaching courses on principles of Agronomy, Irrigation and Dry farming management, Agronomy of field crops and crop production to under-graduate students for ten years. His supervising has to his credit of more than ten numbers of research papers published various international journals. Also, a widely accepted two text books entitled. 'Scientific Production of Field Crops' and 'Rice Production' and value to his name.
Dr. G. Murugan, Msc. (Ag.) Ph.D. Assistant Professor, Department of Agronomy, Faculty of Agriculture,