Water Resources Planning and Management Daene C. McKinney Water Resource Economics.
Urban Landscape Irrigation with Recycled Wastewater: Water Quality and Salinity Issues Yaling Qian Colorado State University.
Management Options for Agricultural Water Quality University of California Cooperative Extension County of San Diego.
The most common definitions are the ratio of yield (Y) to applied water (AW) or the ratio of evapotranspiration (ET) to AW.
Irrigation Management Practices