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:1672643X(2024)02020710
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:Agriculturalnonpointsourcepollution,whichmainlycomesfrom nitrogenandphosphorus
leachedfromfarmlands ,hasbecomeamaininhibitoryfactorforhighqualitydevelopmentofagriculture
inChina.Inregardstotheoutbreakregularityoffarmlandrunoffpollutionanditscontrolmeasures ,we
exploredthekeyfactorsaffectingfarmlandrunoffpollution,summarizedthefarmlandrunoffpollutioncon
trolmeasuresbasedontheprincipleconceptionof“sourcereduction-processblocking-terminalpurifi
cation ”,andanalyzedtheadvantagesanddisadvantagesofdifferentkindsoftechnicalmeasuresandtheir
influencingfactorsinpracticalapplication.Itissuggestedthatmoreattentionshouldbepaidtothemoni
toringoffarmlandrunoffpollutioninthefuturewiththehelpofriskassessmentmodels ;thesourcecontrol
systemoffarmlandrunoffpollutionshouldmainlyfocusontheoptimizationoffertilizationsupplemented
bymultipleoptionalmeasures;thetreatmentfacilitiesshouldimprovetheirpurificationcapacity;the
greenandlowcarboncomprehensivepreventionandcontroltechnologymodeofnonpointsourcepollution
inintensiveagriculturalareaswithstrongapplicabilityshouldbeestablished ,soastoprovidetheoretical
basisandtechnicalsupportforagriculturalnonpointsourcepollutioncontrol.
Keywords:agriculturalnonpointsourcepollution;nitrogenandphosphorusloss;influencingfactor;
controltechnology;waterqualitypurification;farmlandrunoffpollution
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