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IntroductionContaminationofediblevegetationbypersistent,ubiquitouschemicalssuchasPCBs,dioxins,pesticides,andherbicidesprovidesamajorexposureroutetohumans ,domesticanimalsandwildlife .Uptakeoftheseorganicchemicalsbyplant,andsubsequentdistributionintheplan… 相似文献
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TechnologicalsystemforsustainabledevelopmentofChineseagricultureZhangRenwu;JiWenying;ZhangTong(Agro-EnvironmentalProtectionIn... 相似文献
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IntroductionIntheFifthFrameworkProgrammeoftheEuropeanCommission(EC,1999),under“toolsforsustainabledevelopment”,therewasrecentlyaspecialcallforproposalsfor“Technologiesforsustainableplantandanimalproduction:buildingblocksforimprovement(forsmallscaleorenvir… 相似文献
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1 IntroductionMunicipalsolidwastes(MSWs)polluteenvironment,occupylotsoflandandcostmuchmoneyfordisposal.Toprotecttheenvironment,itisurgenttosearchforagoodwayofMSWdisposal.Atpresent,therearemanymethodssuchaslandfill,incineration,compost,hightemperatur… 相似文献
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ChemicalcharacteristicsofacidifiedwatersinsouthwestChinaLeiZhihong;LiangXiaoming;XuXiaoqing;XiaYicheng(InstituteofHydrobiolog... 相似文献
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Fan Yao bo Wang Ju si Jiang Zhao chunDepartment of Water Pollution Control Water Reuse Research Center for Eco Environmental Sciences Chinese Academy of Sciences Beijing China 《环境科学学报(英文版)》1998,(3)
TestofmembranebioreactorforwastewatertreatmentofapetrochemicalcomplexFanYaobo,WangJusi,JiangZhaochunDepartmentofWaterPolu... 相似文献
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《安全.健康和环境》2003,(1)
NewISOStandardsISO(InternationalOrganizationforStandardization)haspublishedanewterminologystandard -14050,En vironmentalmanagement -Vocabulary.Itexplains106termsanddefinitionsusedinISO's14000seriesstan dards.ISOhasalsopublisheditsfirsttechnicalspecifica… 相似文献
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IntroductionWatercontaminantsincludealargenumberofchemicalsrangingfromaromatichydrocarbons,organicsolvents,pesticidesandmetals.Heavymetalcontaminationiscommonlyfoundinareaswhereindustrialeffluentsaredischargedintonaturalwaters .Theharmfuleffectsofsuchm… 相似文献
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IntroductionWithhighrateoftheworldeconomicgrowthinthiscentury ,manyunprecedented“ecologicalcrises” ,suchasdepletionofnaturalresources,environmentaldeterioration ,soilerosion ,decertification,andglobalchange,havebrokenoutallovertheworld .Manyevidencesindica… 相似文献
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Impact of triazophos insecticide on paddy soil environment 总被引:2,自引:0,他引:2
IntroductionRiceisthestapledietaround 3 0 %oftheworldpopulationandaround 60 %oftheAsianpopulation .Thiscropispreferentiallyorgenerallycultivatedundersubmergedsoilconditionsforreasonsofbetteryieldsandtopographicalsituations(Reichardt,1 997) .Theimportanceofsoilm… 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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IntroductionThehydrophobicityofacompoundplaysanimportantroleinphenomenaofphysico chemical,biologicalandenvironmentalinterest.Duetoitsadvantages (Thus,1 985) ,reversed phasehigh performanceliquidchromatography (RP HPLC)usingoctadecylsilicaasastationaryphasehasb… 相似文献
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Utility of semivariogram for spatial variation of soil nutrients and the robust analysis of semivariogram 总被引:1,自引:0,他引:1
IntroductionGeostatisticshasprovenusefulforcharacterizingandmappingthespatialvariationofsoilproperties (Webster,1985;Trangmar,1985;Goovaerts ,1999) .Mostpreviousgeostatisticalstudiesfocusedonthedataofarelativelysmallspatialscale(Chien ,1997) .Theapplicationofgeostat… 相似文献
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A two-stage anaerobic system for biodegrading wastewater containing terephthalic acid and high strength easily degradable pollutants 总被引:1,自引:0,他引:1
IntroductionTerephthalicacid (TA)isoneoftherawmaterialswidelyusedinthepetrochemicalsynthesisindustrysuchasresin ,terylenefibre ,plasticfilmanddyeandsoon .In 1999,thetotaloutputofTAwasabout10 0billiontonperyear,andcountriesorareasproducingTAincludeUSA ,Japan ,Sou… 相似文献
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IntroductionNowSO2 istheoneofmaingaspollutantsandthemaincauseofacidrainproblem .SO2removalby pulsecoronadischargeisanewDe SO2 techniquedevelopedduringlastten years(Masuda ,1 993;Mizuno ,1 986 ;Dinelli,1 990 ) .SO2 influegasisoxidizedbyactivatedradical(suchasOH ,HO2 ,NH2 ,O)w… 相似文献
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Advanced analytical determination of volatile organic compounds (VOC) and other major contaminants in water samples using GC-Ion Trap MS 总被引:1,自引:0,他引:1
IntroductionSignificantwaterqualitymanagementformitigationofenvironmentalpollutioncausedbyhazardouschemicalsisstillamatterofstringentenvironmentalconsiderationinJapan .Subsequently,regularon goingmonitoringareimplemented ,especiallyforsyntheticchemicals… 相似文献
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lectrochemicalstudyofsulfidesolutioninthepresenceofsurfactantsYiQingfengDepartmentofChemicalEnginering,XiangtanPolytechnicU... 相似文献
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IntroductionOzone(O3)formedasphotochemicalsmogisthemostdangerandwidespreadcomponentintheairpollution.Nowadays,thetypicaldailymaximumO3concentrationsinurbansuburbanandareashavereached100~400nl/Land50~120nl/L,respectively.Undercertainmeteorologicalconditionrural… 相似文献