Abstract
More than 30 soil samples were collected from the two sides of Jiyin road in Nanjing, and the contents of Pb, Cd, Cu and Zn were determined. The evaluation results of single pollution index show that the content of Cu on both sides of Jiyin road exceeds the standard. Except that the content of Zn at 150m in the south of the road, the content of other Zn has exceeded the standard The content of Pb and Cr on both sides of the road does not exceed the standard. The Nemerow comprehensive pollution index of each region is more than 1 and less than 2, which belongs to the range of light pollution.
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