芜湖市不同功能区土壤重金属污染状况及环境质量评价_余健.pdf

24 2 Vol.24 No.2 2010 4 Journal of Soil and Water Conservation Apr., 2010 　 ＊ 1 1 1 1 2 余健 ,房 莉 , 方凤满,程久苗 ,俞元春 (1., 241003;2., 210037) :、、, , , , 。: Cd、 Hg、Cu、Pb、Cr、 n 。 Cd、Hg Cu, Cd Hg, Cd 。Cu、Hg、Pb、Cr、Cd , , n 。, 。, , 。 :;;; :X131.3　　　:A 　　　:1009-2242(2010)02-0210-04 Heavy Metal Pollution and Assessment of Soil Environmental Quality in Di fferent Functional Areas in Wuhu City 1 1 1 1 2 YU Jian ,FANG Li ,FANG Feng-man , CHENG Jiu-miao , YU Yuan-chun (1.College of Territorial Resources and Tourism, Anhui Normal University , Wuhu, Anhui 241003; 2.Collegeof Forest Resources and Environment, Nanj ing Forestry University , Nanj ing 210037) Abstract:On the basis of the data on Cd, Hg, Cu, Pb, Cr, n heavy metal contents of soils sampled from the indus- trial zone, commercial area, recreational area and residential area in Wuhu city, Anhui province, the status of soil pollution by heavy metals was studied by use of background contents of these elements under the natural soil condi- tion and the national quality standard of soil environment.Meanwhile, principal component analysis was applied to a comprehensive evaluation of the quality of soil environment.The study indicates that on the whole the most of heavy metal existing in the sample soils quite resulted in pollution.Cd, Hg, Cu in industrial soil, Cd, Hg in the business district soil, and Cd in the recreation area and residential soil are almost in excess of the national standards of soil en-