Page 211 - 《水资源与水工程学报》2024年第2期
P. 211

!35 "!2 #                         & ' ( ) & * + , -                               Vol.35No.2
               2024 $ 4 %               JournalofWaterResources&WaterEngineering                 Apr.,2024

            DOI:10.11705/j.issn.1672-643X.2024.02.24


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                 >FGHI:X52   JK<LM:A    JNOI:1672643X(2024)02020710

                            Researchprogressoffarmlandrunoffpollutionandits
                                             controlmeasuresinChina

                                                                1,2
                                                                                       1,2
                                                                            1,2
                                                1,2
                                ZHANGZhaoxin ,SUNYingying ,LIUZhe ,LUNan
                  (1.TechnologyInnovationCenterforLandEngineeringandHumanSettlementsofShaanxiProvincialLandEngineering
                  ConstructionGroupCo. ,LtdandXi’anJiaotongUniversity,Xi’an710049,China;2.InstituteofLandEngineering
                     andTechnology ,ShaanxiProvincialLandEngineeringConstructionGroupCo.,Ltd.,Xi’an710075,China)
                 Abstract:Agriculturalnonpointsourcepollution,whichmainlycomesfrom nitrogenandphosphorus
                 leachedfromfarmlands ,hasbecomeamaininhibitoryfactorforhighqualitydevelopmentofagriculture
                 inChina.Inregardstotheoutbreakregularityoffarmlandrunoffpollutionanditscontrolmeasures ,we
                 exploredthekeyfactorsaffectingfarmlandrunoffpollution,summarizedthefarmlandrunoffpollutioncon
                 trolmeasuresbasedontheprincipleconceptionof“sourcereduction-processblocking-terminalpurifi
                 cation ”,andanalyzedtheadvantagesanddisadvantagesofdifferentkindsoftechnicalmeasuresandtheir
                 influencingfactorsinpracticalapplication.Itissuggestedthatmoreattentionshouldbepaidtothemoni
                 toringoffarmlandrunoffpollutioninthefuturewiththehelpofriskassessmentmodels ;thesourcecontrol
                 systemoffarmlandrunoffpollutionshouldmainlyfocusontheoptimizationoffertilizationsupplemented
                 bymultipleoptionalmeasures;thetreatmentfacilitiesshouldimprovetheirpurificationcapacity;the
                 greenandlowcarboncomprehensivepreventionandcontroltechnologymodeofnonpointsourcepollution
                 inintensiveagriculturalareaswithstrongapplicabilityshouldbeestablished ,soastoprovidetheoretical
                 basisandtechnicalsupportforagriculturalnonpointsourcepollutioncontrol.
                 Keywords:agriculturalnonpointsourcepollution;nitrogenandphosphorusloss;influencingfactor;
                 controltechnology;waterqualitypurification;farmlandrunoffpollution



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