Database research record2014·China (Jilin City)
Assessment of Heavy Metal Pollution in Urban Agricultural Soils of Jilin City, China
Qiang Liu, Jingshuang Liu, Qicun Wang, Yang Wang
Human and Ecological Risk Assessment An International Journal
Urban Farm DB summary
This study investigated heavy metal pollution levels by collecting 50 soil samples from urban vegetable fields in Jilin City, China. Mean contents of Pb, Cr, Cu, Ni, Zn, and Cd were higher than their corresponding natural background values. However, the distribution of comprehensive pollution index values indicated that concentrations of these heavy metals in most agricultural fields did not exceed baseline values affecting agricultural production safety and human health according to China's soil environmental quality standard, concluding insignificant contamination by these metals in Jilin City.