摘要
ThegeochemicalpropertiesofsedimentinthenearbyseawaterareasofHailingBayofthewesternGuangdongprovincewerefirsttimeinvestigatedinthedryperiodof2001andthefloodperiodof2002,respectively.ThetemporalandspatialcharacteristicsofCu,Pb,Zn,CdandHgconcentrations,organiccarbonandtotalsulfidescontents,andgranulometricdistributioninthesurfacesedimentfromtheHailingBaywereanalyzed.Resultsdemonstratedthattherewerenoremarkablechangesinthecompositionofsedimentbetweenthedryperiodandthefloodperiod;theaverageconcentrationsofCu,Pb,Zn,CdandHgwere32.1±17.5,36.1±10.0,respectively;surfacesedimentsweredominatedbyclayeysiltandsand,andtheirmeangrainsizewas4.62±2.36φandintherange0.52-7.55φ;thereexistedobviouscorrelationbetweentheconcentrationsofCu,Pb,ZnandHg,andamongCu,Pb,ZnandHgconcentrations,organiccarboncontentsandgrainsizeofsediments.
出版日期
2005年01月11日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)