Sampling site | Cu (mg kg−1) | Cd (mg kg−1) | Zn (mg kg−1) | Pb (mg kg− 1) | As (mg kg− 1) |
---|---|---|---|---|---|
S1 | 11.1 ± 2.03c | 8.02 ± 1.03c | 157.1 ± 35.2b | 93.3 ± 6.03d | 31.3 ± 10.2c |
S2 | 65.1 ± 5.12a | 37.1 ± 3.12a | 974.7 ± 65.5a | 587.1 ± 22.1a | 308.7 ± 12.3a |
S3 | 57.7 ± 4.22a | 31.7 ± 6.12ab | 1035.4 ± 34.3a | 499.3 ± 23.1b | 241.6 ± 23.5a |
S4 | 33.2 ± 7.01b | 19.5 ± 5.05bc | 984.6 ± 83.1a | 162.8 ± 36.2d | 102.2 ± 10.4b |
S5 | 42.4 ± 4.21b | 24.4 ± 3.22ab | 995.1 ± 62.6a | 344.6 ± 24.5c | 125.2 ± 30.7b |