Effect of soil texture, irrigation water salinity, and sodium adsorption ratio on the soil moisture measurements acuracy by Theta Probe device

Soil moisture measurement is very important for  better  irrigation system management. One of the indirect methods for measuring the soil moisture content is to use Theta Probe device. Although the use of Theta Probe has many advantages over the other methods of measuring moisture content, but accor...

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Main Authors: Hamed Balabadi, peyman Afrasiab, Masoomeh Delbari, Saeed Ghaedi
Format: Article
Language:fas
Published: Shahid Chamran University of Ahvaz 2018-01-01
Series:علوم و مهندسی آبیاری
Subjects:
Online Access:http://jise.scu.ac.ir/article_13337_d022c0f5d940c4c84ddd6f6b8f957971.pdf
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author Hamed Balabadi
peyman Afrasiab
Masoomeh Delbari
Saeed Ghaedi
author_facet Hamed Balabadi
peyman Afrasiab
Masoomeh Delbari
Saeed Ghaedi
author_sort Hamed Balabadi
collection DOAJ
description Soil moisture measurement is very important for  better  irrigation system management. One of the indirect methods for measuring the soil moisture content is to use Theta Probe device. Although the use of Theta Probe has many advantages over the other methods of measuring moisture content, but according to research conducted in most regions of the world, it has been shown that changes in the physical and chemical properties of the soil, and in general, all that affect the dielectric constant of the soil, cause an error in the accuracy of the measurement of moisture content with this device. Among the physical and chemical properties of the soil, the tissue type, the amount of clay contained in the soil, and electrical conductivity (EC) are the three main factors influencing the calibration of the Theta Probe system (Sarani and Afrasiab, 2012). The aim of this study was to investigate the effect of soil texture,  irrigation water salinity (EC), and sodium absorption ratio (SAR) on the accuracy of Theta Probe device<strong>.</strong>
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spelling doaj.art-c653d248e01d4012b09ebc833756e8262022-12-21T18:52:26ZfasShahid Chamran University of Ahvazعلوم و مهندسی آبیاری2588-59522588-59602018-01-01404173010.22055/jise.2017.1333713337Effect of soil texture, irrigation water salinity, and sodium adsorption ratio on the soil moisture measurements acuracy by Theta Probe deviceHamed Balabadi0peyman Afrasiab1Masoomeh Delbari2Saeed Ghaedi3گروه مهندسی آب/ دانشگاه زابلAssociate Professor, Department of Water Engineering, Faculty of Water and Soil, University of ZabolAssociate Professor, Department of Water Engineering, Faculty of Water and Soil, University of Zabol.Ph.D. Student, Department of Water Engineering, Faculty of Water and Soil, University of Zabol.Soil moisture measurement is very important for  better  irrigation system management. One of the indirect methods for measuring the soil moisture content is to use Theta Probe device. Although the use of Theta Probe has many advantages over the other methods of measuring moisture content, but according to research conducted in most regions of the world, it has been shown that changes in the physical and chemical properties of the soil, and in general, all that affect the dielectric constant of the soil, cause an error in the accuracy of the measurement of moisture content with this device. Among the physical and chemical properties of the soil, the tissue type, the amount of clay contained in the soil, and electrical conductivity (EC) are the three main factors influencing the calibration of the Theta Probe system (Sarani and Afrasiab, 2012). The aim of this study was to investigate the effect of soil texture,  irrigation water salinity (EC), and sodium absorption ratio (SAR) on the accuracy of Theta Probe device<strong>.</strong>http://jise.scu.ac.ir/article_13337_d022c0f5d940c4c84ddd6f6b8f957971.pdfsoil moisturecalibration functionsdielectric constantwater qualitygravimetric method
spellingShingle Hamed Balabadi
peyman Afrasiab
Masoomeh Delbari
Saeed Ghaedi
Effect of soil texture, irrigation water salinity, and sodium adsorption ratio on the soil moisture measurements acuracy by Theta Probe device
علوم و مهندسی آبیاری
soil moisture
calibration functions
dielectric constant
water quality
gravimetric method
title Effect of soil texture, irrigation water salinity, and sodium adsorption ratio on the soil moisture measurements acuracy by Theta Probe device
title_full Effect of soil texture, irrigation water salinity, and sodium adsorption ratio on the soil moisture measurements acuracy by Theta Probe device
title_fullStr Effect of soil texture, irrigation water salinity, and sodium adsorption ratio on the soil moisture measurements acuracy by Theta Probe device
title_full_unstemmed Effect of soil texture, irrigation water salinity, and sodium adsorption ratio on the soil moisture measurements acuracy by Theta Probe device
title_short Effect of soil texture, irrigation water salinity, and sodium adsorption ratio on the soil moisture measurements acuracy by Theta Probe device
title_sort effect of soil texture irrigation water salinity and sodium adsorption ratio on the soil moisture measurements acuracy by theta probe device
topic soil moisture
calibration functions
dielectric constant
water quality
gravimetric method
url http://jise.scu.ac.ir/article_13337_d022c0f5d940c4c84ddd6f6b8f957971.pdf
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