黄石市城市边缘区土壤重金属分布特征、风险评价及溯源分析

杨育振, 刘森荣, 杨勇, 李丽芬, 刘圣华, 亢益华, 费新强, 高云亮, 高宝龙

Heavy metals in peri-urban soil of Huangshi: Their distribution, risk assessment and source identification

YANG Yu-Zhen, LIU Sen-Rong, YANG Yong, LI Li-Fen, LIU Sheng-Hua, KANG Yi-Hua, FEI Xin-Qiang, GAO Yun-Liang, GAO Bao-Long

表4 研究区土壤重金属含量之间的Pearson相关系数矩阵(n=276)

Table 4 Pearson correlation coefficient matrix for concentrations ofheavy metals in study area soil(n=276)

元素 As Cd Cr Pb Cu Hg Ni Zn As 1 Cd 0.388 1 Cr 0.331 0.356 1 Pb 0.444 0.907** 0.400 1 Cu 0.468 0.337 0.326 0.282 1 Hg 0.877* 0.348 0.338 0.390 0.468 1 Ni 0.507 0.539 0.721* 0.542 0.662 0.577 1 Zn 0.672 0.736* 0.571 0.724* 0.649 0.717* 0.883* 1