The scope of the book makes it an useful reference for different courses in Agricultural Science and Horticultural Science, Agricultural Engineering, Environmental science. The coverage in 17 chapters brings out different aspects of Irrigation including different systems/ methods of irrigations in the world, rainfall, evaporation, water wealth, measurement of soil water and progressive development of irrigation in India. The book focuses on the importance of water where, water becomes a limited resource due to the multi-various demands from different sectors like agriculture, livestock, industries, power generation, increased urban and rural domestic use.