常见水生植物对富营养化和重金属复合污染水体的修复效果研究王敏

24220134JournalofWaterResources＆WaterEngineeringVol．24No．2Apr．20132012-12-223127054408FDZDSF0340211ZCGYSF014001987-。1968-。/3000716、、、、、6Cd、Pb。6Cd、Pb。50dTN53．90%～94．75%TP46．76%～85．10%Cd90．39%～99．47%。、、、、。CdPb1Cd、PbCd、PbCd、Pb。X522X171．5A1672-643X201302-0050-07RemediationeffectofcommonaquaticplantsonthecombinedwaterpollutionofeutrophicationandheavymetalsWANGMinTANGJingchunWANGFeiKeyLaboratoryofPollutionProcessesandEnvironmentalCriteriaMinistryofEducation/TianjinKeyLaboratoryofEnvironmentalRemediationandPollutionControlCollegeofEnvironmentalScienceandEngineeringNankaiUniversityTianjin300071ChinaAbstractThepaperselectedsixkindsofplantsincludingcannageneraliscannaglaucacyperusalterni-foliusiristectorumirisiactealacoruscalamuslinnfromsituecologicalrestorationengineeringfieldofDagusewageriverasresearchobject．GreenhousecultivationtestwascarriedouttostudytheremediationeffectofsixplantsonnitrogenphosphorusandheavymetalofCdandPb．Theresultshowedthatallthe6plantsshowedgoodremediationeffectsonthewaterpollution．Theremovalratesoftheplantsare53．90～94．75%toTN46．76～85．10%toTPand90．39～99．47%toCd．AcoruscalamuslinniristectorumandIrislactealshowsgoodremediationeffectonTNtheremediationeffectsofiristectorumcannaandirisiactealonNH4+-NarebetterandcyperusalternifoliuscannaandirisiactealarebestchoicesonTPreme-diation．TheenrichmentfactorofsixkindsofplantsonCdandPbisfargreaterthan1whichmeansstrongaccumulationabilityofplantsonCdandPb．TheplantscanbeusedashyperaccumulatorofCdandPbtodealwiththeheavymetalpollutionincontaminatedwaterbody．Keywordsaquaticplantseutrophicationheavymetalphytoremediationpollutedwaterbody0。。1－2。3－4。。5－6。Cd、Pb7。。8－11。12、、CdCd。N、P。66Cd、Pb。11．1201157。。47．8mg/L、1．77mg/L。1．26Cannageneralis、Cannaglauca、Cyperusalternifolius、Iristectorum、Irislactea、Acoruscala-musLinn。3d。1．3673。1L1～3。N、PCd、PbCd1mg/L、Pb10mg/LN、P。、。50d10dCd、Pb。1．4Cd、PbTN、NH+4-N、TP、Cd、Pb6。《》13、、。－Cd、Pb。、Cd、Pb。10∶1Cd、Pb。Cd、Pb、。、=/、=/=/mg/kg1．5Excel2003origin8．0。22．163d。50d、6、12。、。、。50d、152。10．13g32．94%。Cd、Pb、、。12、。、、10cm。。。。2．22．2．1。6TN3。TNTN1。、TNTN47．80mg/L2．51mg/L1．97mg/LⅴGB3838－200294．75%95．88%。50d4．96mg/L7．87mg/Lⅴ89．62%83．54%。50%。TN。10d610dTN。6TN＞＞＞＞＞。1%TNNH+4-NTPCK46．7292．0855．6865．8684．4669．7653．9084．3349．5183．5475．2285．1094．7585．3946．7689．6283．6469．0395．8865．0054．983TN2．2．2。10d14．77mg/L2．5mg/L。。50d2～5mg/LⅴGB3838－2002。65%～85．39%1。252013。、、。。。50d6＞＞＞＞＞。42．2．35、。20dTP1．77mg/L0．21～0．73mg/L1．36～2．47mg/L40d50d0．47～0．85mg/LⅴGB3838－200246．76%～85．10%1。。50dⅴ85．10%TP69%TP。5TP、、14。TPTP。50d、、TP。50d6TP＞＞＞＞＞。2．3Cd、Pb2．3．16Cd、Pb62。6Cd、PbCdPb。50dCd、Pbⅴ。6Cd1mg/L、Pb10mg/L50d6。6Cd。、Cd95%50dCd1．017mg/L0．05～0．030mg/LⅴGB3838－2002Cd。Cd93．60%～95．39%0．047～0．065mg/L。Cd90．39%。6Pb98%Pb50dPb10．010．045～0．106mg/LⅴGB3838－2002。6PbPb、pH、。pHPbPbPb。352Pb98%6PbPbPbPb15Pb。2Cd、Pbmg/LCdPbCK1．0170．2750．0110．010．1580．101．0170．0650．0110．010．0910．101．0170．0470．0110．010．0980．101．0170．0980．0110．010．1060．101．0170．0140．0110．010．0830．101．0170．0300．0110．010．1060．101．0170．0050．0110．010．0450．106Cd、Pb2．3．2Cd、PbPbCd。。Cd、Pb。Cd、Pb7、8。。CdCdCdCd15．464．64。。6Cd。Cd52．88mg/kgCd25mg/kg。CdCd228．33mg/kg85．37mg/kg。6Cd＞＞＞＞＞。7Cd8Pb。CdPbPb。Pb18．3630．926．93、6．223．61。CdPb。6PbPd。Pb320．19mg/kg、、、4Pb59．04～84．40mg/kgCd。PbPb1229．25mg/kg366．91mg/kgPbCd。6Pb＞＞＞＞＞。8Pb4520133。、、、、。。Cd、Pb。6。、、16。NH+4-NNNH+4-N。N60%～95%17。TN18。。6。。6PbpH、Pb。、、、、、、、pH、19。、、Cd、Pb。Cd。Cd。、。Stolts20。36Cd、Pb。CdPbCd、Pb10．03～0．346。Cd、Pb。CdPb121－226Cd、PbCd、Pb。Cd224．5183．94Pb122．8036．65。CdPb6CdPb。3Cd、PbBFCdBFPbTFCdTFPb16．036．720．160．14103．2746．5726．055．900．220．16120．9436．6524．168．230．150．08157．75107．5414．536．690．060．05224．51122．8051．9931．990．340．28153．14115．417．392．240．090．0383．9469．123552ZnMn10000mg/kgPb、Cu、Ni、CoAs1000mg/kgCd100mg/kgAu1mg/kg10～5001231。6Cd、PbCd、Pb。、。24－26。6Cd、Pb。1．、J．2010301－6．2．J．20031181351－1353．3．4J．2011324995－999．4．10J．20102981571－1575．5．3Pb－CdJ．2010451023－1026．6．3J．20101992160－2165．7．M．1995．8WeiShuheLiYunmeiZhouQixingetal．Effectoffer-tilizeramendmentsonphytoremediationofCd－contamina-tedsoilbyanewlydiscoveredhyperaccumulatorSolanumnigrumLJ．JournalofHazardousMaterials20101761－3269－273．9SunYuebingZhouQixingDiaoChunyan．Effectsofcad-miumandarsenicongrowthandmetalaccumulationofCd－hyperaccumulatorSolanumnigrumLJ．BioresourceTechnology．20089951103－1110．10SunYuebingZhouQixingWangLinetal．CadmiumtoleranceandaccumulationcharacteristicsofBidenspilosaL．asapotentialCd－hyperaccumulatorJ．JournalofHazardousMaterials20091612－3808－814．11JoonkiYCaoXindeZhouQingxingetal．Accumula-tionofPbCuandZninnativeplantsgrowingonacon-taminatedFloridasiteJ．ScienceofTheTotalEnviron-ment20063682－3456－464．12．、CdJ．20102991757－1762．13．M．2002．14．、J．200516112199－2203．15．、Pb2+J．200973255－260．16．J．200716140－44．17LeeCGFletcherTDSunGZ．NitrogenremovalinconstructedwetlandsystemsJ．EngineeringLifeSci-ence20099111－22．18StottmeisterUWienerA．Effectsofplantsandmicroor-ganisminconstructedwetlandsforwastewatertreatmentJ．BiotechnologyAdvances20032293－117．19．J．201033596－102．20StoltsEGregorM．AccumulationpropertiesofAsCdCuPbandZnbyfourwetlandspeciesgrowinginsub-mergedminetailingsJ．EnvironmentalandExperimen-