822023年第2期(总第166期)对受铅和镉污染的土壤修复技术的研究进展余锡军1,钟莹2,王靖雯2,张麟熹3,邹融3(1.上饶市德兴生态环境服务中心,江西上饶,334200;2.东华理工大学,江西南昌,330013;3.江西省地质局实验测试大队,江西南昌,330002)摘要:最近的土壤调查表明,农田中土壤重金属含量较多的是铅和镉,因此,研究土壤中铅和镉的修复技术是现阶段污染土壤修复的重点之一。本文在介绍土壤中铅和镉来源的基础上,对铅和镉污染土壤的现状、产生危害、赋存形态和提取方法进行了详细介绍。结合现阶段的修复技术,对修复技术(物理修复、化学修复、联合修复)在污染土壤中的修复过程进行了系统综述,分析了各个修复技术的优缺点,得出了联合修复技术最适合铅和镉的修复治理。随之,重点介绍了黏土矿物对铅和镉的修复机制。最后,对未来重毒性铅和镉污染土壤的高效修复提出了展望。本文为有效和经济地修复土壤提供了更好的选择,希望为以后的铅和镉土壤污染修复提供参考。关键词:土壤;铅和镉;重金属污染;修复技术;联合修复;赋存形态中图分类号:X53文献标志码:A文章编号:1008-3103(2023)02-0082-03ResearchProgressofRemediationTechniquesforSoilContaminatedbyLeadandCadmiumYuXi-jun1,ZhongYing2,WangJing-wen2,ZhangLin-xi3,ZouRong3(1.ShangraoDexingEcologicalEnvironmentServiceCenter,ShangraoJiangxi334200,China;2.EastChinaUniversityofTechnology,NanchangJiangxi330013,China;3.ExperimentalTestingBrigade,JiangxiGeologicalBureau,NanchangJiangxi330002,China)Abstract:Accordingtotherecentsoilsurvey,theheavymetalsinfarmlandaremainlyleadandcadmium.Therefore,theremediationtechnologyofleadandcadmiuminsoilisoneofthefocusesofcontaminatedsoilatthisstage.Basedontheintroductionofthesourcesofleadandcadmiuminsoil,thecurrentstatus,hazards,occurrenceformsandextractionmethodsofleadandcadmiumcontaminatedsoilwereintroducedindetail.Combinedwiththecurrentremediationtechnologies,theremediationtechnologies(physicalremediation,chemicalremediation,andjointremediation)intheremediationprocessofcontaminatedsoilweresystematicallyreviewed,theadvantagesanddisadvantagesofeachremediationtechnologywereanalyzed,anditwasconcludedthatthejointremediatio...