Combined Pollution and Pollution Index of Heavy Metals in Red Soil

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摘要 AfieldexperimentwasconductedtostudytheeffectsofPb,Cd,Cu,ZnandAscoexistinginredsoilongrowthofrice(OryzasativaL.)mungbean(Vignarabiata(Linn.)Wilczek),alfalfa(MedicagosativaL.),Slashpine(PinuselliottiiEngelm.)andaspen(PopulusL.).Resultsshowedthatrice,mungbeanandalfalfaweresignificantlyinfluencedbycombinedpoollutionoftheheavymetals,thecontentsofPb,CdandAsinricegrainsgreatlyexceededtheNationalStandardsforFoodHygieneofChina.Heavymetalsatahighconcentrationseriouslyretardedgrowthofmungbeanandalfalfa,butnotsoobviouslywithslashpineandaspen.Thecompositeindexissuggestedforevaluatingtherelativityofcombinedpollutionwithheavymetalsinsoil.
机构地区 不详
出处 《土壤圈:英文版》 2000年2期
出版日期 2000年02月12日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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