Table 2 Concentration of trace elements in herbs (mg kg⁻¹ dry weight) at various sampling sites

14.53 ± 0.32^A,b

6.08 ± 0.08^a

8.47 ± 0.32^ab

120.40 ± 2.67^c

43.35 ± 0.32^b

91.84 ± 7.83^c

5.48 ± 0.33^a

19.07 ± 0.45^a

18.79 ± 0.20^a

19.95 ± 0.16^a

27.53 ± 0.40^ab

25.34 ± 0.40^a

65.28 ± 1.78^b

54.38 ± 0.73^ab

50.82 ± 1.70^ab

6.21 ± 0.24^a

5.39 ± 0.08^a

7.64 ± 0.24^a

49.70 ± 2.75^b

28.63 ± 0.89^a

77.99 ± 2.26^c

39.09 ± 0.79^ab

24.77 ± 0.63^ab

52.12 ± 0.82^bc

19.60 ± 0.89^a

19.11 ± 0.24^a

40.00 ± 1.13^b

73.15 ± 1.29^b

31.22 ± 0.40 ^a

59.18 ± 1.86^b

5.67 ± 0.08^a

8.40 ± 0.02^ab

8.40 ± 0.16^ab

43.05 ± 0.81^b

42.19 ± 0.81^b

66.36 ± 1.53^b

47.11 ± 0.35^b

38.11 ± 0.57^b

57.25 ± 0.50^c

26.11 ± 0.24^ab

35.13 ± 0.24^b

29.93 ± 0.08^ab

27.30 ± 0.57^a

78.85 ± 1.21^b

48.30 ± 0.24^a

8.73 ± 0.65^a

10.43 ± 0.08^ab

19.85 ± 0.48^b

58.14 ± 2.58^b

51.80 ± 2.18^b

75.60 ± 2.67^c

35.28 ± 0.68^ab

29.70 ± 0.61^b

68.76 ± 0.86^c

22.44 ± 0.97^a

16.59 ± 0.40^a

47.06 ± 0.32^b

45.68 ± 1.05^ab

57.89 ± 1.05^ab

53.74 ± 0.08

5.57 ± 0.16^a

6.30 ± 0.40^a

6.48 ± 0.16^a

46.12 ± 1.05^b

40.78 ± 0.73^b

69.13 ± 0.16^b

56.60 ± 2.44^b

35.56 ± 0.79^b

48.82 ± 0.43^b

35.54 ± 0.08^b

24.85 ± 0.24^ab

33.08 ± 0.08^ab

52.26 ± 0.08^ab

55.91 ± 0.24^ab

41.30 ± 0.81^a

11.72 ± 0.73^b

16.84 ± 0.81^b

9.87 ± 0.40^ab

18.84 ± 2.75^a

32.23 ± 0.16^a

11.55 ± 2.34^a

9.38 ± 0.22^a

12.71 ± 0.14^a

22.84 ± 0.43^a

23.81 ± 1.62^a

29.94 ± 1.05^b

33.85 ± 1.70^ab

74.16 ± 4.85^b

66.95 ± 2.50^b

84.54 ± 3.47^c

6.54 ± 0.06^a

4.10 ± 0.08^a

5.57 ± 0.08^a

52.78 ± 1.94^b

34.97 ± 0.73^a

47.17 ± 5.09^b

14.33 ± 0.25^a

9.42 ± 0.14^a

25.90 ± 0.29^a

20.63 ± 0.16^a

7.98 ± 0.08^a

21.48 ± 0.24^a

65.95 ± 0.73^b

47.57 ± 0.40 ^a

41.27 ± 0.16^a