1、青島大學碩士學位論文青島地區(qū)大氣氣溶膠中有機氯農(nóng)藥的研究姓名：樓迎華申請學位級別：碩士專業(yè)：環(huán)境科學指導教師：楊永亮20050527AbstractStudyonResiduesoforganochlorinePesticidesfromAerosolinQingdaoRegionAbstractSampleswerecollectedinQingdaoUniversityfromsummer2003tosummer2004todete

2、rminetheseasonalvariationsofchlorinatedpesticides(eg，HCHs，chlordanes，andDDTs)andinJiaonan，Jimo，Cangkouinsummer2004toestimatethespatialdistributiontogetherwiththeQingdaoUniversitysamplesTheresidualamountofOCPsweredetermin

3、edwithgaschromatography—electroncapturedetector(GCECD)ResultsshowedthattheOCPscompoundsinthesamplingareasweremainlyDDTs、HCHsandaldrinDDTsinallsamplescomprised247％to930％ofthetotalamountofOCPsparticulateDDTsinairrangedfrom

4、158to10816pg／m3PP’DDEandppDDTwerefoundinallsamplesThecontentsofDDTstendedtobeintheorderofCangkouJimoJiaonanQingdaoUniversityLevelsofDDTsinthespringweresimilartothoseinthesummerwhereaslevelsodDDTsweresimilarasothercoupleo

5、fintheautumnandinthewinterbuttheconcentrationswerehigherinthewinterthaninthesummerThelowratio(lkfm(DDDDDE)／m(DDT)possiblyindicatedthattherewerestillfleshDDTemittedintotheatmosphereexceptinthewinterConcentrationsofHCHsran

6、gedfrom075to6692pg／m3THCHwasnotfoundinallsamplesThedistributionsofHCHsintheairrevealednoclearspatialdiferenceElevatedlevelsofHCHsintheairoccurredinthewinterandrevealedclearseasonal仃endTheseasonaltrendandthespatialdistrib

7、utionsofaidrinweresimilartothoseofHCHsConcentrationsofp，P’DDEinnorthChina(Huhehaoteurban，BeringandTianjin)airwere1462timeshigherthanintheQingdanregionThissuggeststhattransportfromnorthChinaisacontinuingsourceofDDTstotheQ