四川某工业区周边农业土壤重金属污染评价和来源分析

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关键词农业土壤；土壤重金属;单因子污染指数;地累积指数;潜在生态风险指数;重金属来源

中图分类号X825文献标识码A

文章编号 0517-6611（2025）13-0037-07

doi：10.3969/j.issn.0517-6611.2025. 13.009

开放科学（资源服务）标识码（OSID）：

Evaluation and Source Analysis of Heavy Metal Polution in Agricultural Soil Around an Industrial Area in Sichuan Province XUEJia-hao，CHEN Xiao-ming，TANGYun-lai etal（CollgeofLifeScienceandEngineering，SouthwestUniverstyofScience： Technology ，Mianyang，Sichuan 621010）

AbstractObetie]TunderstadtheaetapltiotusofagriculturalsoiloudadustrialareaiSuaegioadalyzeitssourc.ethdrtyightsolmpesnd34compeselteddpasoncoeloaalssndpialo nent analysis were used to explore the sources of major heavy metals （Cr，Mn，Cu，Zn，Cd，Pb，Hg，As） in soil，combined with the single-factor polutionidextod，tmeroompreesiveltiondexmetod，oclatieindexetdndotetialologicalsde method，tocarryoutthecontainationofheavymetalsinpddfeldsilsintesudyareaaracteatioandiskeauationndaalye theerichmentcharacteristisofro.esulthelsinesudeaeredyeavyetalomposistfrentdesih theoveralevelfaalslygnafustalivialtid The results of single-factor pollution showed that the element Cd belonged to heavy pollution， Pb was medium pollution，Mn，Cr and Zn were potentialpolltiondAs，CudHgereltioulsofouedeowdtattevaufCdasinlelf heavy-very heavypollution，the mean value of Pb was in the level of medium-heavy pollution，and the mean value of Hg and Cr was in the level of medium pollution. Zn，Cu，Mn were in the levelofno pollution-slight pollution，and As was in the level ofno pollution.Individual indices of potentialolocaladoaetalsodatosoatoicalsctadoeoalsaea very strong， Hg wasatverystrongecologicalrisk；Pbwasatmoderateecologicalrisk，whiletheriskvaluesofotherelementswereslightlypolluted；theCdcontentofhavymetalsincopsinthesudyareahadteriskofexedingtestandard.Coclusion]eagiculturalsoilsin theinvestigatedreaaveologcalisnddtontroldndtreatedfomedatio；hocusseacdbyftal uationmethodsareslightlydiffrent，andappopriatemethodsshouldbeselecedwhen evaluatingsoilsofdifferenttextures.

KeywordsAgialsil;Soiletalsigctorltiodex;eoalatioindex;Pottialolalsid;a metal sources

随着我国工业化进程的加快，农业土壤中的重金属污染问题日益凸显，已经到了不容忽视的地步[]。（剩余12647字）