Heavy Metal Pollution in Vegetable-Planting Soils in the Suburbs of Guiyang City, Guizhou Provinec

Pollution of Hg, Pb, As, Cr, Cd in the vegetable planting soils in the suburbs of Guiyang city, guizhou province was investigated. Based on baseline study and measured concentrations of these metals in the soil, the pollution index was calculated and correspondence analysis was applied. The results showed that the soil pollution from the heavy metals was quite obvious. Different features of pollution were revealed in different regions in terms of different concentrations of As, Hg and Cr. In general, the pollution was more serious in Bainyun, Qingzhen, and Huaxi areas then that in Wudang.