Influencing factor | As | Cu | Mn |
---|---|---|---|
Traffic activity | − 0.006 | 0.004 | 0.005 |
Industrial activity | 0.006 | 0.072 | 0.080 |
Air quality | 0.101 | 0 | 0.110 |
Soil parent material | − 0.065 | 0.207 | 0.201 |
Slope | 0.177 | 0.002 | 0.206 |
Population density | 0.069 | 0.539 | 0.163 |
Soil type | 0.236 | − 0.017 | 0.066 |
NDVI | 0.030 | 0.015 | 0.136 |
Water environment | 0.453 | 0.178 | 0.034 |