Water is essential factor to our life, the application of water and its managed use has been the one of resource in raising productivity of agriculture and ensuring predictability in outputs. By increasing productivity in agriculture can result in more benefit for every unit of water withdrawn from natural water sources that is bring to forth the potential of the land and to enable improved varieties of both plants and animals to make full use of other yield-enhancing production factors. By water management helps to ensure better production both for direct consumption and for commercial disposal, so enhancing the generation of necessary economic surpluses for uplifting rural economies.
Agricultural water use is consumptive and irrigated agriculture will by necessity claim large quantities of water to produce food. However, water-saving technologies are available and can significantly reduce waste. Desalinized and waste water are recognized as non-conventional water sources. Solutions for sustainable allocation of water among users have to be secured.