重庆市秀山县北部大气干湿沉降重金属元素分布特征及来源分析

蔡柯柯, 赵志强, 蒙丽, 王孝萌, 刘键, 罗仁凤

Distribution characteristics and source analysis of heavy metals from dry and wet atmospheric deposition in northern Xiushan County, Chongqing

CAI Ke-Ke, ZHAO Zhi-Qiang, MENG Li, WANG Xiao-Meng, LIU Jian, LUO Ren-Feng

表4 川河盖两翼大气沉降重金属地累积指数

Table 4 Geoaccumulation index of atmospheric dry and wet deposition in two wings of Chuanhegai

项目 地累积指数 Cd Cr Cu Hg Ni Pb Zn JC10 3.6 -0.2 -0.1 0.7 -0.6 1.5 0.9 JC11 4.6 -0.8 0.2 -3.1 -0.4 2.0 2.0 JC16 2.5 -1.6 -0.4 1.0 -1.4 0.6 0.9 JC17 4.2 -2.1 -0.7 1.5 -2.1 1.1 2.3