聊城市农产品生产基地土壤多环芳烃的污染及风险评估

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关键词：多环芳烃（PAHs）；土壤污染；来源分析；生态风险评估；健康风险评估中图分类号：X53 文献标志码：A 文章编号：1672-2043（2026）01-0105-11 doi：10.11654/jaes.2025-0050

Pollution risk assssment of polycyclic aromatic hydrocarbons in the soil of agricultural production bases in Liaocheng

LI jing1，2， ZHAO Lufei2，3*，JIANG Na12，CHENXiuna1，²，QUAN Wei2， ZHOU Yunping1，²2 （1.LiaochengEcological&EnvironmentalMonitoringCentreofhandongProvince，Liaocheng252O，China;2.KeyLabatoryof LiaochengEologicalEnvironment MonitoringCenter，Liaocheng2520oo，China;3.ColegeofAgricultureandBlogyofLiaocheng University，Liaocheng ， China）

Abstract：ToclarifytheconcentrationsofPAsinthesoilofagriculturalproductplantingbasesinLiaochengCityanditsimpactonte environmentandmaalth，tissudyalydtontnt，omposiioalaracteristisoelatiosndsoucesofllic aromatichydrocarbons（PAHs）inthesoilofShenxianCountyakeyvegetableandfruitplantingbseinLiaocheng，andssessedthe ecological-healthrisksassociated withPAHs inthesoil.Theresultsshowed that：The average massconcentratioof16PAHs（ PAHs） in the soil was 162.0μg⋅kg-1 ，with high-ring PAHs being predominant.The total mass concentration of PAHs in the summer was higher thaninthe winter.Thecorelationamong highringcompoundswasstronger thanthatamonglow-ringcompounds.Themainsourceof PAHsinwinterwascoal/bomasscombustion，hileinsummer，thprimarysourcewasliquidfosilfuelcombustio.Thesoilinestudy areawasslightlypolltedinsummerandunpolutedinwinter.ThecarcinogeniciskofPAsunderthetreepathwaysdidnotecdthe standard value.

KeyWords：PAHs; soil pollution; source analysis; ecological risk assessment; health risk assessmen

多环芳烃（PAHs）是环境中存在的持久性有机污染物，主要来源于不完全燃烧过程，如化石燃料燃烧、生物质燃烧和工业生产[1-2]。（剩余17103字）