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1IntroductionTheterephthalicacid(PTA)wastewatercontainsterephthalicacid(TA),aceticacidandmethylacetate,andsoon(Table1).PTAwas... 相似文献
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1 Introduction1-1 DiatomsDiatoms(ClassBacillariophyceae)arecommonandwidelydistributedinbothfreshandmarinewaters(Moser,1996).ThesemicroscopicunicellularplantsfixamajorportionoftheEarth○scarbon,generateoxygen,andsupplyfoodtoanimalswhichfeedonthem(Dixit… 相似文献
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IntroductionInmosthigherplantsthesynthesisandaccumulationofbetaineunderstresscondition(saltordrought)hasimportantphysiologicalsignificance(Greenway,1980;Hanson,1978;Storey,1977;Wyn,1977;1978;Hatz,1980).Thereweremanystudiesonthechangeinbetainelevelsin… 相似文献
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《安全.健康和环境》2003,(4)
Theriskofgettinglungorbladdercancerfollowingoccupationalexposuretopolycyclicaromatichydrocarbons(PAHs)hasbeenquantifiedforthefirsttime,inare searchreportpublishedbytheHealthandSafetyExecu tive(HSE).PAHsareagroupofchemicalsthatarefoundineveryindustry,e… 相似文献
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TheeffectoflightontheMn(II)orFetlll)xatalyzedoxidationofaqueousS(IV)XuYongfu(InstituteofAtmosphericPhysics,ChineseAcademyofSc... 相似文献
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Tan Zhiqun 《环境科学学报(英文版)》1996,(2)
Removalofheavymetals(Cr~(6+),Ni~(2+))frompollutedwaterusingdecayingleavesofplane(Plantanusorientalis)¥TanZhiqun(TzitschungT.Ta... 相似文献
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EffectsofCa ̄(2+)ionsantagonistictoAl ̄(3+)ionspoisoninginrootgrowth,celldivisionandnucleolusinroottipcellsofAlliumcepaLiuDongh... 相似文献
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1IntroductionIthasbeenreportedthatmunicipalsolidwasteincinerationflyash(MSWFA)containsconsiderableamountsofheavymetals(Berg,1... 相似文献
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1IntroductionLandscapeecologyfocusesonstructure,function,andchangesinlandscape(Forman,1986).Heterogeneityinlandscapesisshaped... 相似文献
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《安全.健康和环境》2003,(2)
CSB,NTSBConcludeAgreementonAgencyCooperationFulfillingarequirementofSection112(r)oftheCleanAirActAmendments,theNationalTransportationSafetyBoard(NTSB)andtheU.S.ChemicalSafetyBoard(CSB)agreedtoestablishformalcooperativetiesbetweenthetwoagenciesatWashi… 相似文献
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Transfer of Australian environmental research on the insecticide endosulfan to Anhui Province, China
Turlough F. Guerin 《环境科学学报(英文版)》1999,11(4):443-448
IntroductionTechnologytransfer,orextension(atthelocallevel),istheprocessofmovinginnovationsfromtheirorigintotheirpointofoperation.Innovationsmayincludescientificandtechnicalknowledge,ideas,services,inventionsandproducts.Technologyadoptionistheimpleme… 相似文献
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Yang Hong wei Jiao Xiao bao Guo Bo shu Institute of Environmental Chemistry Inner Mongolia Normal University Huhhot China Yang Yu ying Department of Chemistry Inner Mongolia Teachers College for Nationalities China Song Zhi xi 《环境科学学报(英文版)》1998,(2)
Thecurveofionexchangeratio(%)pHoftheinteractionbetwensuspendedparticleswithCd(Ⅱ)intheYelowRiverYangHongwei,JiaoXiaobao,Gu... 相似文献
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长江口九段沙湿地生物资源及其变化趋势研究 总被引:13,自引:0,他引:13
1996年6月至1998年6月笔者及其课题组9次上九段沙,考察调查了岛上的生物资源及其演化趋势。九段沙现有高等植物13种,底栖无脊椎动物19种。具开发利用价值的资源生产主要有芦苇(Phragmites australis)、海三棱镳草(Scirpus mariqueter)、缢蛏(Sinonovacula constricta)、河蚬(Corbicula fluminea)和中华绒螯蟹(Erioc 相似文献
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Purification function of the natural wetland in the Liaohe Delta 总被引:6,自引:0,他引:6
Li Xiu Zhen Qu Xiang rong Wang Lian ping Zhang Hai rong Xiao Du ning 《环境科学学报(英文版)》1999,11(2):236-242
1IntroductionStructure,functionandchangearethreeimportantaspectsoflandscapeecology(Forman,1986).Landscapefunctionmeanstheinte... 相似文献
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IntroductionIncreasedagriculturalproductivityoverthepast50—100yearshasledtoincreasedatmosphericconcentrationsofCO2,CH4andN2O.Thesegases,alongwithadditiontracegasspecies(greenhousegases)arecausinganincreaseinglobaltemperaturesandozonedepletion(Aselman… 相似文献
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Effect of sodium arsenite on adrenocortical activity in immature female rats: evidence of dose dependent response 总被引:1,自引:0,他引:1
ntroductionArsenic,ametalloid,isanonessentialtraceelement,hasbeenclaimedtobeofclinicalbenefitinthetreatmentofsyphilis,amoebiasisandothertropicaldiseases(Klaassen,1990;Kowaguchi,1981).Besideitsclinicalimportance,arsenicisreportedtobeanimportantwaterpo… 相似文献
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Growth pattern of reed in Caogang Lake,Huanghuaihai Plain,China 总被引:3,自引:0,他引:3
Cai Qing hua Institute of Hydrobiology Chinese Academy of Sciences Wuhan China Wu Gang Department of Systems Ecology Research Center for Eco Environmental Sciences Chinese Academy of Sciences Beijing China 《环境科学学报(英文版)》1999,(1)
1IntroductionReed(Phragmitescommunis)isakindofimportantaquaticplantresource.Notonlyitisanimportantindustrialrawmaterial,butal... 相似文献
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Arthur Lau Yuk Shan Wong logy ChemistryCity University of Hong KongKowloonH.K. Zhang Tong Nora F.Y.Tam 《环境科学学报(英文版)》1998,10(4):474-478
1IntroductionIndustrialwastewaters,particularlythosedischargedfrommanufacturingofprintedcircuitboard(PCB)andelectroplatingcon... 相似文献
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Lu Yonglong 《环境科学学报(英文版)》1995,7(1):1-11
Urbanization,environmentalconsequencesandmanagementinChinaLuYonglong(ResearchCenterforEco-EnvironmentalSciences),ChineseAcade... 相似文献