金沙江流域底泥重金属污染特征及来源解析——以蜻蛉河为例

程琰勋, 徐磊, 吴亮, 赵萌生, 王福华, 钱坤, 郑洪福, 李文辉, 张宏辉

Characteristics and source analysis of heavy metal contamination in the sediments of the Jinsha River Basin: A case study of the Qingling River

CHENG Yan-Xun, XU Lei, WU Liang, ZHAO Meng-Sheng, WANG Fu-Hua, QIAN Kun, ZHENG Hong-Fu, LI Wen-Hui, ZHANG Hong-Hui

表4 底泥重金属相关性分析

Table 4 Correlation analysis of heavy metals in the sediments

元素 As Cd Cr Cu Hg Ni Pb Zn As 1 0.710** 0.310 0.808** 0.621** 0.562** 0.817** 0.727** Cd 1 -0.045 0.839** 0.572** 0.406 0.825** 0.940** Cr 1 0.283 0.228 0.730** 0.073 0.155 Cu 1 0.617** 0.615** 0.840** 0.852** Hg 1 0.387 0.500* 0.541** Ni 1 0.406 0.574** Pb 1 0.828** Zn 1