Page 26 - 《水资源与水工程学报》2024年第2期
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Riverwasrelativelystable,andKaiduRiverinflowaccountedfor81.89% ofthetotalinflowofthelake,
whichplayedaleadingroleinthevariationofwaterlevelofBostenLakeforthelast70years.Thesalt
drainageoffarmlandaccountedfor37.24% ofthetotalsaltintakeofthelakeduring1955-1987,and
thatduring1972-1986accountedfornearly50%.Saltdrainageoffarmlandwasmainlyresponsiblefor
therapidincreaseinlakesalinity.AftertheoperationofBostenLakewaterpumpingstationin1983 ,the
salinityofthelakewaterdecreasedasawhole,whichdroppedbelow1g/Lin2020.Besidesthestrict
controlofwaterresourcesintheKaiduKongqiRiverBasininthenewera ,itissuggestedthatthejoint
operationofthepumpingstation ,BaolangSumudiversionbrake,andDawutibrakeshouldbefullylever
agedinthefuture,therebymaintainingthesalinityofBostenLakebelow1g/L.Theresearchfindingscan
provideafoundationforthesustainableutilizationandmanagementofBostenLake.
Keywords:waterandsaltbalance;salinity;pumpingstation;KongqiRiver;KaiduRiver;BostenLake
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