A Review on Evapotranspiration Estimation in Agricultural Water Management: Past, Present, and Future

Evapotranspiration (ET) is a major component of the water cycle and agricultural water balance. Estimation of water consumption over agricultural areas is important for agricultural water resources planning, management, and regulation. It leads to the establishment of a sustainable water balance, mi...

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Main Authors: Wanniarachchi, Susantha, Sarukkalige, Ranjan
Format: Journal Article
Published: MDPI 2022
Online Access:http://hdl.handle.net/20.500.11937/88886
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author Wanniarachchi, Susantha
Sarukkalige, Ranjan
author_facet Wanniarachchi, Susantha
Sarukkalige, Ranjan
author_sort Wanniarachchi, Susantha
building Curtin Institutional Repository
collection Online Access
description Evapotranspiration (ET) is a major component of the water cycle and agricultural water balance. Estimation of water consumption over agricultural areas is important for agricultural water resources planning, management, and regulation. It leads to the establishment of a sustainable water balance, mitigates the impacts of water scarcity, as well as prevents the overusing and wasting of precious water resources. As evapotranspiration is a major consumptive use of irrigation water and rainwater on agricultural lands, improvements of water use efficiency and sustainable water management in agriculture must be based on the accurate estimation of ET. Applications of precision and digital agricultural technologies, the integration of advanced techniques including remote sensing and satellite technology, and usage of machine learning algorithms will be an advantage to enhance the accuracy of the ET estimation in agricultural water management. This paper reviews and summarizes the technical development of the available methodologies and explores the advanced techniques in the estimation of ET in agricultural water management and highlights the potential improvements to enhance the accuracy of the ET estimation to achieve precise agricultural water management.
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spelling curtin-20.500.11937-888862022-07-27T04:37:17Z A Review on Evapotranspiration Estimation in Agricultural Water Management: Past, Present, and Future Wanniarachchi, Susantha Sarukkalige, Ranjan Evapotranspiration (ET) is a major component of the water cycle and agricultural water balance. Estimation of water consumption over agricultural areas is important for agricultural water resources planning, management, and regulation. It leads to the establishment of a sustainable water balance, mitigates the impacts of water scarcity, as well as prevents the overusing and wasting of precious water resources. As evapotranspiration is a major consumptive use of irrigation water and rainwater on agricultural lands, improvements of water use efficiency and sustainable water management in agriculture must be based on the accurate estimation of ET. Applications of precision and digital agricultural technologies, the integration of advanced techniques including remote sensing and satellite technology, and usage of machine learning algorithms will be an advantage to enhance the accuracy of the ET estimation in agricultural water management. This paper reviews and summarizes the technical development of the available methodologies and explores the advanced techniques in the estimation of ET in agricultural water management and highlights the potential improvements to enhance the accuracy of the ET estimation to achieve precise agricultural water management. 2022 Journal Article http://hdl.handle.net/20.500.11937/88886 10.3390/hydrology9070123 http://creativecommons.org/licenses/by/4.0/ MDPI fulltext
spellingShingle Wanniarachchi, Susantha
Sarukkalige, Ranjan
A Review on Evapotranspiration Estimation in Agricultural Water Management: Past, Present, and Future
title A Review on Evapotranspiration Estimation in Agricultural Water Management: Past, Present, and Future
title_full A Review on Evapotranspiration Estimation in Agricultural Water Management: Past, Present, and Future
title_fullStr A Review on Evapotranspiration Estimation in Agricultural Water Management: Past, Present, and Future
title_full_unstemmed A Review on Evapotranspiration Estimation in Agricultural Water Management: Past, Present, and Future
title_short A Review on Evapotranspiration Estimation in Agricultural Water Management: Past, Present, and Future
title_sort review on evapotranspiration estimation in agricultural water management: past, present, and future
url http://hdl.handle.net/20.500.11937/88886