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Physical Sciences and Mathematics Commons

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Sustainability

University of Nevada, Las Vegas

Civil and Environmental Engineering and Construction Faculty Research

Series

Irrigation performance

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Full-Text Articles in Physical Sciences and Mathematics

Evaluating Irrigation Performance And Water Productivity Using Eeflux Et And Ndvi, Usha Poudel, Haroon Stephen, Sajjad Ahmad Jul 2021

Evaluating Irrigation Performance And Water Productivity Using Eeflux Et And Ndvi, Usha Poudel, Haroon Stephen, Sajjad Ahmad

Civil and Environmental Engineering and Construction Faculty Research

Southern California’s Imperial Valley (IV) faces serious water management concerns due to its semi-arid environment, water-intensive crops and limited water supply. Accurate and reliable irrigation system performance and water productivity information is required in order to assess and improve the current water management strategies. This study evaluates the spatially distributed irrigation equity, adequacy and crop water productivity (CWP) for two water-intensive crops, alfalfa and sugar beet, using remotely sensed data and a geographical information system for the 2018/2019 crop growing season. The actual crop evapotranspiration (ETa) was mapped in Google Earth Engine Evapotranspiration Flux, using the linear interpolation method in …