Page 20 - 《水资源与水工程学报》2023年第4期
P. 20
1 6 & ' ( ) & * + , - 2023 $
135m,thecontributionofriverwatertoitsrechargeis21.47% -58.69%.Thecontributionofriverwa
tertogroundwaterrechargeismorethan45% intherangeof8.8kmfromthegroundwatersamplingpoint
totherivercourse ,whichindicatesthatriverwaterisoneoftheimportantsourcesofgroundwaterre
charge.Whenthegroundwatersamplingpointismorethan8.8kmawayfromtheriver ,thecontribution
oftheriverwatertoitsrechargeisweak.Thecontributionrateofriverwatertogroundwaterrechargede
creaseswiththeincreaseofthewelldepthanddistancefromtheriver.Thisstudycanprovidesometech
nicalsupportforwaterresourcesmanagementandprotectioninthebasin.
Keywords:riverwaterandgroundwater;supplyrelationship;hydrochemistry;stableisotope;theWu
lanmulunRiverBasin;theYellowRiverBasin
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