Page 70 - 《水资源与水工程学报》2025年第2期
P. 70

!36 "!2 #                         & ' ( ) & * + , -                               Vol.36No.2
               2025 $ 4 %               JournalofWaterResources&WaterEngineering                 Apr.,2025

            DOI:10.11705/j.issn.1672-643X.2025.02.08


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                 FGHIJ:TV213.9   KLMNO:A    KPQJ:1672643X(2025)02006610

                       Evaluationofbrackishwaterresourcesutilizationefficiencyin
                          HebeiProvincebasedonsuperefficiencySBM modeland

                                           Malmquistproductivityindex

                                                                                             1
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                                                                  2
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                                                     1
                            YANGSa,LIUHongquan,WEILixian,MINGYu,PANZenghui
                        (1.CollegeofUrbanandRuralConstruction,HebeiAgriculturalUniversity,Baoding071001,China;
                                2.HebeiInstituteofWaterConservancyScience,Shijiazhuang050057,China)
                 Abstract:Brackishwaterisanunconventionalwaterresources,anditseffectiveutilizationcansignifi
                 cantlyalleviatethecontradictionbetweensupplyanddemandofwaterresources.Exploringtheutilization
                 efficiencyofbrackishwaterresourcesisofgreatsignificanceforrealizingsustainableutilizationofwater
                 resources ,promotingeconomicandsocialdevelopment,aswellasprotectingecologicalenvironment.
                 BasedonthesuperefficiencySBMmodelandMalmquistproductivityindex ,wemeasuredandanalyzed
                 theutilizationefficiencyofbrackishwaterresourcesinHebeiProvincefrom2012to2022fromstaticand
                 dynamicaspects.Brackishwaterconsumptionforagricultural,industrialanddomesticuse,andbrackish
                 watercostpercubicmeterwereselectedasinputindices ,theproportionofbrackishwatersubstituting
                 freshwater ,thechangeofcropyieldunderbrackishwaterirrigation,theaddedvalueofagriculturalirri
                 gatedarea,andtheaddedvalueofbrackishwaterindustrywereusedasoutputindices.Theresultsshow
                 thattheaverageutilizationefficiencyofbrackishwaterresourcesinHebeiProvinceduring2012-2022is
                0.575,andthemostefficientutilizationareasofbrackishwaterresourcesaremainlyconcentratedinCan

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