pone.0292680.g004.tif (2.37 MB)
Spatial map of groundwater EC (a), groundwater HCO3 (b), groundwater TH (c), groundwater Cl (d), soil EC (e), and soil CaCO3 (f).
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posted on 2023-11-30, 19:02 authored by Yuwen ChenSpatial map of groundwater EC (a), groundwater HCO3 (b), groundwater TH (c), groundwater Cl (d), soil EC (e), and soil CaCO3 (f).
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terrain wetness indexproviding valuable insightsprincipal component regressionmultiple linear regressiongeographic information systems57 ), followed43 agricultural wellstopographical terrain attributestopographical attributes contributingcombining statistical modelingsoil electrical conductivityrelevant soil propertiesidentify soil parametersgroundwater quality assessmentpcr ), combineddiv >< p2 mlr model outperformedtopographical datastatistical modelspcr modelsoil datasoil carbonategroundwater samplesgroundwater resourcesspatial analysisresource managementprimary objectivesobtained nearnorthern regionhighest influencecentral partcalibration datasetsbased modellingattribute dataapproach involvedanalysis demonstrated68 ).605 μscm47 ).170 μscm150 μscm1275 μscm
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