Productivity & profitability of wheat crop related to moisture regimes

Water is a precious and scare input plays a vital role in assured crop production. Since it therefore it becomes imperative to develop an optimum irrigation schedule to maintain the sufficient available soil moisture throughout the crop period for best exploitation of crop yield potential. India has about 4% of the global fresh water and with an average annual rainfall of about 1200 mm. the irrigated agriculture in india has been ensuring percent of the national food grain availability.