浅山区典型小流域土壤重金属影响因素及来源分析

史敬涛, 刘俊建, 张军超, 王江玉龙, 姜禹戈, 王末, 李横飞, 杨文号, 颜翔锦

Analysis of soil heavy metal influencing factors and sources in typical small watersheds in shallow mountainous area

SHI Jing-Tao, LIU Jun-Jian, ZHANG Jun-Chao, WANG Jiang-Yu-Long, JIANG Yu-Ge, WANG Mo, LI Heng-Fei, YANG Wen-Hao, YAN Xiang-Jin

表6 研究区土壤重金属元素因子载荷

Table 6 Soil heavy metal element factor loading in the study area

指标 表层土壤 深层土壤 F1 F2 F1 F2 Cr 0.873 -0.367 0.931 -0.222 Ni 0.954 0.008 0.916 -0.156 Cu 0.917 0.046 0.952 -0.068 Zn 0.977 0.064 0.828 -0.352 Cd 0.368 0.785 0.754 0.510 Pb 0.778 -0.191 0.820 -0.369 Hg -0.330 0.555 0.668 0.661 As 0.291 0.864 0.784 0.233 特征值 4.401 1.849 5.602 1.089 方差/% 55.018 23.108 70.019 13.611