我国蔬菜重金属污染现状及治理措施

1,2,1,1,3,2,2(11,310029;21,510642;31,314000):S63:B:1001-0009(2006)02-0066-025.0g/cm3,(Cd)(Hg)(Pb)(Al)(Ag)(Sn)40,,,,,,,[1],,,,Cd70%,Cd,,1,,CdCrAsPb,Cd,Cd0.123mg/kg0.351mg/kgCd(),Cd,15[2],80hm2(),23%,70%80%:,,1968,,19932001920046,,,,10:2005-11-10,5%10%,30,PbAsCdPbCdAsPbCdAs:Cd1.65.0,2.63.3;As0.317.3,0.833.71Cd,Cu,Zn;CdCu[3],HgAsPbCd,[4][5],,SnPb,;Sn[6],,95PbCdHgPbCdHg6.44153.10,00.682,5.82101.60,0.0445.36,0.010.32mg/kg,Pb,;,Cd,Pb[7]CdCuPbZn[8],Cd,Pb,PbCuZn,11803CuPbZn[9],,,,-,,-,()[1]22.12.1.1,,30cm,662006(2):6667©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[10]2.1.3,pH,[11],,HgCd,,HgCd,Cd,,,,Cd,72.1%84.2%Cd,Cd92%,Cd94%++,pH,Cd[12]Cd[13][14]Cd,[15],,,,2.1.4EhEh,,Cd,,,,S2-CdS2.1.5CunninghaBerti,;;,(Phy2toextraction),;(Rhizofiltration),;(Phytovolatilization),();(Phyto2stabilization),;,,100mg/kgCd;1000mg/kgNiPbCu;10000mg/kgZnMn(),,ThlaspicaerulescensZn60150RobinsonThlaspicaer2ulescensCdChen(vetiver)CdPbZn,:,;;,;,,,,,,,:[1],,.[J].,2002,13(6):7577621[2],.Cd[J].,2001,(3):17181[3],,,.[J].,2001,(3):1241261[4].[J].,2002,(4):18191[5],,,.[J].,2003,15(4):66711[6],,,.[J].,2002,11(3):2522541[7],.[J].,2001,(9):20l2051[8],,,.[J].,2002,6(1):24261[9],,.[J].,2003,3:1231251[10],.[J].,2003,12(2):31331[11],,,.-[J].,2003,22(1):44471[12],,.CdPb[J].,2003,22(3):2932961[13]ChenXT,WangG,LiangZC.EffectofamendmentsongrowthandelementuptakeofPakchoiinacadmium,zincandleadcontaminatedsoil[J].Pedosphere,2002,12(3):2432501[14],,.[J].,2001,38(2):2122181[15],,,.[J].,2003,31(4):59601762006(2):6667©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.