风车草对生活污水的净化效果及其在人工湿地的应用靖元孝

　2002,8(6):614～617　　ChinJApplEnvironBiol=ISSN1006-687X　2002-12-25　＊靖元孝＊＊　陈兆平　杨丹菁1(　　510631;1　　510620)　　(Cyperusalternifolius).,.10d,TN、TP、CODBOD91%、92%、70%73%,N、P55%53%.TN、TP、CODBOD64%、47%、74%74%,,TN、TP、CODBOD28%、19%、14%13%.2312　;;;CLC　X52Q949.714.3PURIFYINGEFFICIENCYOFCYPERUSALTERNIFOLIUSTODOMESTICSEWAGEANDITSAPPLICATIONINCONSTRUCTEDWETLAND＊JINGYuanxiao＊＊,CHENZhaoping&YANGDanjing1(DepartmentofBiology,SouthChinaNormalUniversity,Guangzhou　510631,China)(1GuangzhouInstituteofEnvironmentalProtection,Guangzhou　510620,China)Abstract　GrowthcharacteristicsandpurifyingefficiencyofCyperusalternifoliustodomesticsewagewerestudied.C.alternifoliuscouldgrowthroughoutayearandkeepcertaingrowthrateeveninthewinter.AfterC.alternifoliuswerecultivatedindomesticsewagefor10d,theremovalratesofTN,TP,CODandBODwere91%,92%,70%and73%,respectively;whiletheamountsofuptaketoTNandTPbyplantaccountedfor55%and53%ofthepurificationamounts,respectively.TheremovalratesofTN,TP,CODandBODinthesubsurfaceflowconstructedwetlandwithC.alternifoliuswere64%,47%,74%and74%,respectively;comparedwithunplantedsystem,theremovalratesofTN,TP,CODandBODraised28%,19%,14%and13%,respectively.Fig2,Tab3,Ref12Keywords　Cyperusalternifolius;domesticsewage;subsurfaceflowconstructedwetland;removalrateCLC　X52Q949.714.3　　2070,1977,Kickuth“”,.1990,,.,(Phragmitescommunis)、(Typhaorientalis)、(Cyperusmalaccensis)[1～8],,、、.:2002-01-07　:2002-03-05＊(200022)SupportedbytheProvincialFoundationofKeyDisciplineandtheProvincialNaturalScienceFoundationofEducationalDepartmentofGuangdong,China＊＊　Correspondingauthor　　(C.alternifolius),,,,[9].,,,[10～12].,.,.1　1.1　,,30cm,15d,20001120016.1.2　1.2.1　　　,30L,500g.:,,5,20014～5,20℃.1.2.2　　　、、BOD5COD:,--,BOD5,COD.1.2.3　N、P　　,75℃24h,.N、P1.2.2.1.3　1.3.1　　　,130cm、84cm、50cm.4～6mm24cm,26cm.,10m2,10,750g.488L,192L.,,.1.3.2　　　20014～6,20℃.,COD244mg/L、BOD5130mg/L、15mg/L、3mg/L,30L/d,6.4d.,TN、TP、BOD5COD4.13kg/(dhm2)、0.83kg/(dhm2)、36kg/(dhm2)67kg/(dhm2).1.3.3　　　1mo,,4d1,7,1.2.2.2　2.1　,,,200011200157(,20001120012,20℃),.2.1.1　　　1,20001220015,,3.5,6mo77,20.1,20001220012,20℃,(40%～65%),,385%,4120%,555%.54120%,50,,,.Time1　Fig1　MonthlychangesofC.alternifoliustillers2.1.2　　　2,2001120015,28cm,568cm,2.200112,20℃,(11%～16%),,3、428%29%,515%,459cm,.(C.malaccensis)、(Zizanialatifolia)(Acoruscalamus),,.,,,6～10,,,Neralla[12].615　6:　　Time2　Fig2　MonthlychangesofC.alternifoliusheight2.2　2.2.1　　　1,10d,TN、TP、CODBOD39%,37%,20%22%,TN、TP.2.2.2　TN、TP　　2,10d,N、P,N、P,,100g102g,N、P225mg44mg,N(410mg)、P(82mg)55%53%.N、P,.,,,.,N、P、、,.1　Tab1　ThepurifyingabilityofC.alternifoliustodomesticsewageGroupInitialconcentration(ρ/mgL-1)(N=5)Finalconcentration(ρ/mgL-1)Removalrate(r/%)TPTNCODBODTPTNCODBODTPTNCODBODExperiment3152501340.241.4743692917073Control3152501341.357.212566555250512　N、PTab2　ConcentrationanduptakeofN,PinC.alternifoliusaftercultivationwDW/mgg-1N=5Uptake(m/mg)＊Rateofuptaketopurification(r/%)BeforecultivationAftercultivation(N=5)TN10.512.522555TP1.231.644453　＊N、P　Uptake=concentration(NorP)×(plantdryweightpertub)3　TN、TP、CODBODTab3　RemovalratioofTN,TP,CODandBODintheconstructedwetlandsystemTimesInfluentconcentration(ρ/mgL-1)Effluentconcentration(ρ/mgL-1)ConstructedwetlandwithC.alternifoliusConstructedwetlandwithoutplantRemovalrate(r/%)ConstructedwetlandwithC.alternifoliusConstructedwetlandwithoutplantTNTPCODBODTNTPCODBODTNTPCODBODTNTPCODBODTNTPCODBOD115.23.1250.6132.55.31.667.232.79.82.299.251.365.247.573.275.335.328.460.461.3214.22.9230.5128.35.41.565.735.39.12.189.248.462.348.271.572.535.927.861.262.3316.43.4260.5133.75.21.964.633.610.52.495.948.868.345.775.274.936.128.963.263.5412.52.7210.2120.64.61.555.732.38.11.982.246.163.546.273.573.235.528.760.961.8513.53.1240.3130.15.31.761.334.28.82.394.94960.644.774.573.734.826.960.562.3614.83.2254.2132.95.11.661.531.69.92.411053.465.348.975.876.233.226.156.959.8715.63.3258.3133.26.31.870.339.69.92.410656.559.744.972.870.336.427.558.957.6Mean14.63.1243.5130.55.31.763.734.29.42.296.850.563.646.673.873.735.327.860.361.22.3　　　1mo,20014～6、616　　　　　　　　　　ChinJApplEnvironBiol　　　　　　　　　　　　　　　　　8,.3,TN、TP、CODBOD63.6%、46.6%、73.8%73.7%,TN、TP、CODBOD28.3%、18.8%、13.5%12.5%,(P0.01).TN:4.13kg/(dhm2)、TP:0.83kg/(dhm2)、BOD5:36kg/(dhm2)COD:67kg/(dhm2),,[2],.、,,,,CODBOD.,,、,、、,、,N..,NP.3　,,(112)40%～65%,.TN、TP、CODBOD,,TN、TP、CODBOD.,.　华南师范大学生物系98级杨梅、曾威、谢英和李斯蔚同学参加了部分研究工作.References1　CaoXD(),WangBZ(),LanYL(),LiuHL().Removalofnitrogenandphosphorusinthepond-wetlandcombinedsystem.ResEnvironSci(),2000,13(2):15～192　ZhangJY(),XiaSL(),QiuKM(),XiongK().Nitrogenremovalbyasubsurfaceflowcon-structedwetlandswastewatertreatmentsystemandnitrogentransformationbacteria.ActaSciCircumst(),1999,19(3):323～3273　CuiLH(),ZhuXZ(),TangLM(),SunQL(),LiGX(),BaiY(),ZhangZX().Combiningartificialsoilfilterandaquaticplantfortreatingmunicipalsewage.ChinEnvironSci(),2000,20(5):432～4354　QuXR(),JiaHY(),ZhangHR(),LiXZ(),LiPJ().Preliminarystudyonpurifica-tionofreedwetlandfornutrientsfromlandsources.ChinJApplEcol(),2000,11(2):270～2725　WuZB(),RenMX(),FuGP(),HeF(),PresslA.Theinfluenceofhydrauliccharacteristicsonwastewate