Land and water are finite natural resources, which are diminishing due to indiscriminate and unscrupulous exploitation. Due to increasing population pressure, situation becomes more serious and calls for efficient and productive utilization of resources. Share of water diversion for agriculture is projected to reduce in future due to other competing demands. Growing water scarcity as a result of increasing demand is challenging to increase the productivity of land, water and energy to usher in the era of “evergreen revolution”. Besides physical availability of water, it is economical accessibility of water with minimum energy input, which is causing concern to get maximum agricultural output or value for every drop of water used in agriculture.