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Table 9 Effect of applied treatments on PTE distribution (mg kg−1) in the first and second planting seasons

From: Phytoremediation of some heavy metals in contaminated soil

Treatment

First planting season

Second planting season

Total

RAF

MAF

HAF

Total

RAF

MAF

HAF

Co

 Control

13.55

1.36

3.39

8.80

11.25

1.13

2.81

7.31

 Compost

14.92

1.49

3.29

9.70

11.18

1.12

2.46

6.71

 Sulfur

13.95

1.80

3.78

8.37

10.25

1.33

3.35

5.57

 Vermiculite

16.81

1.28

3.20

12.33

13.16

1.02

2.43

9.71

Cr

 Control

44.10

4.21

11.22

28.67

29.64

2.46

7.91

19.27

 Compost

46.49

4.55

10.76

31.18

26.82

2.68

8.05

16.09

 Sulfur

37.75

4.65

12.07

20.03

22.48

3.00

8.27

11.21

 Vermiculite

46.46

3.73

8.65

34.08

37.44

2.44

7.49

27.53

Cd

 Control

11.22

1.12

2.81

7.29

10.20

1.02

2.55

6.63

 Compost

10.53

1.26

2.85

6.42

8.92

0.89

2.68

5.35

 Sulfur

11.41

1.54

2.95

6.92

9.83

1.83

2.74

5.26

 Vermiculite

11.73

1.17

2.73

7.83

10.47

0.75

2.09

7.63

Mn

 Control

646.16

64.62

161.54

420.00

354.41

35.44

88.60

230.37

 Compost

654.86

65.48

159.88

392.92

410.91

41.09

91.95

246.55

 Sulfur

592.16

71.06

196.46

324.64

367.80

47.14

113.27

207.39

 Vermiculite

524.42

52.44

104.88

367.10

322.30

32.23

64.46

225.61

  1. RAF readily available form, MAF moderately available forms, HAF hardly available form