Page 20 - 《水资源与水工程学报》2023年第4期
P. 20

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                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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