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1.
ntroductionArsenic,ametalloid,isanonessentialtraceelement,hasbeenclaimedtobeofclinicalbenefitinthetreatmentofsyphilis,amoebiasisandothertropicaldiseases(Klaassen,1990;Kowaguchi,1981).Besideitsclinicalimportance,arsenicisreportedtobeanimportantwaterpo…  相似文献   

2.
Species analysis methods for hydrolysis polymerization of aluminum   总被引:2,自引:0,他引:2  
SpeciesanalysismethodsforhydrolysispolymerizationofaluminumFengLi,LuanZhaokun,TangHongxiaoResearchCenterforEcoEnvironmenta...  相似文献   

3.
检测废水中有毒污染物的联机监测系统加利福尼亚州Microbics公司,Yarkshire水公司和Siemens环境系统公司协作研制了一种检测废水中有毒污染物的Microtoxos联机监测系统。据Microbics公司的NelsonWinkless称,...  相似文献   

4.
1IntroductionLandscapestructurewithintheMuUsDesert,asemiaridregionofnortheasternChina,isthebasicfocusofthisstudyconcerningla...  相似文献   

5.
Microwavedigestionmethodinenvironmentalanalysis¥ZhangYue(WadsworthCentre,NewYorkStateDepartmentofHealthSchoolofPublicHealth,S...  相似文献   

6.
TreeringanalysisfordeterminationofpollutionhistoryofChengdeCity,northChina¥JiangGaoming(InstituteofBotany,ChineseAcademyofSci...  相似文献   

7.
IntroductionTheword“environment”nowbecomesacatchwordinChina,buttheterm“environmentalawareness(EA)”isstillnotinthesameposition.ThisisthereasonwhyItrytomakeabriefinquiryinthispaperabouttherelationshipbetweentheEAandChina○ssociety.EAisanunderstandingofv…  相似文献   

8.
1Introduction1.1BasicconceptofmicrobialbiomasSoilmicrobialbiomasisdefinedasthelivingpartofsoilorganicmater,excludingplantroot...  相似文献   

9.
可持续发展环境指标体系的初步探讨   总被引:3,自引:0,他引:3  
可持续发展环境指标体系的初步探讨张世秋DiscussionontheEnvironmentalIndicatorsintheContextofSustainableDevelopment¥ZhangShiqiu,isafacultymemberofC...  相似文献   

10.
DistributionandaccumulationofheavymetalsinAvicenniamarinacommunityinShenzhen,ChinaLinPeng,ZhengWenjian,LiZhenjiDepartmentofBi...  相似文献   

11.
PropertiesofmercuricreductasefromaHgCl_2-resistantfungusWangBaojun;LiWenzhong;YangHuifangInstituteofMicrobiology,ChineseAcade...  相似文献   

12.
IntroductionNowadaystheneutronactivationanalysistechniqueisappliedextensivelyforelementalanalysisofcomplexsamples.Arapiddeterminationofestimatingtheconcentrationofeachelementinsuchmaterialsisneeded .Computerprogrammesappliedforthispurposeinmanydiffere…  相似文献   

13.
ChangesinsoilcarbonstorageduetoovergrazinginLeymuschinensissteppeintheXilinRiverBasinofInnerMongoliaLiLinghao,ChenZuozhong,W...  相似文献   

14.
AnalysisonemisionfactoroffugitivedustfromroadtraficFuLixinDepartmentofEnvironmentalEngineering,TsinghuaUniversity,Beijing1000...  相似文献   

15.
AnalysisandimprovingwaysforwaterconditioninwinterwheatfieldofdrylandinsubhumidareasoftheLoesPlateauZhongZhaozhan,ZhaoJubaoI...  相似文献   

16.
1IntroductionAsanunrenewablemineralresource,phosphorusisoneoftheimportantesentialelementsforlivingbeings.Phosphorushasmadeagr...  相似文献   

17.
1IntroductionRecentlyinJapan,theriverspaceinurbanareasischangingintoriverparks,riveropenspaceandnatureorientedbank.Consequen...  相似文献   

18.
本文介绍了采用VisualBasic4.0建立的云南省污染治理数据库管理系统及其系统功能。实际应用,该系统具有使用方便、界面友好,易学易用等特点。  相似文献   

19.
Growth pattern of reed in Caogang Lake,Huanghuaihai Plain,China   总被引:3,自引:0,他引:3  
1IntroductionReed(Phragmitescommunis)isakindofimportantaquaticplantresource.Notonlyitisanimportantindustrialrawmaterial,butal...  相似文献   

20.
StudyonthecementitiousnesofasbestostailingsLuZhongyuan,HuoJichuan,LiaoQilong,XiongYimouSouthwestInstituteofTechnology,Mia...  相似文献   

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