Skip to main content

Table 7 Total content of Mn in soil and plant parts in milligrams per kilogram (kenaf first planting season)

From: Phytoremediation of some heavy metals in contaminated soil

Treatment

First planting season (kenaf)

Soil additive

Foliar spraying

Shoot

Root

Whole plant

Initial soil

Soil after first planting

Remediated fraction

Remediation (%)

BCF shoot

BCF root

BCF whole plant

Sulfur

Humic acid

37.56a

133.61a

171.17a

779.06

514.31l

264.75a

33.98a

0.073a

0.260a

0.333a

Sulfur

Gibberellin

31.36j

126.49b

157.85c

586.71f

192.35g

24.69f

0.053f

0.216c

0.269d

Sulfur

Control

32.71g

121.39e

154.10e

592.16e

186.90h

23.99g

0.055e

0.205d

0.260e

Compost

Humic acid

34.56d

78.99g

113.55g

540.46i

238.60d

30.63d

0.064b

0.146e

0.210f

Compost

Gibberellin

31.70i

76.92h

108.62h

546.06h

233.00e

29.91e

0.058d

0.141f

0.199g

Compost

Control

32.95f

71.65i

104.60j

654.86b

124.20k

15.94j

0.050h

0.109g

0.160h

Control

Humic acid

34.87c

69.69j

104.56i

651.21c

127.85j

16.41i

0.054e

0.107h

0.161h

Control

Gibberellin

35.33b

65.63l

100.96l

679.06a

100.00l

12.84k

0.052g

0.097g

0.149i

Control

Control

34.48e

68.56k

103.04k

646.16d

132.90i

17.06h

0.053f

0.106h

0.159h

Vermiculite

Humic acid

31.99h

123.19d

155.18d

536.81j

242.25c

31.10c

0.060c

0.229b

0.289b

Vermiculite

Gibberellin

30.27k

125.39c

155.66b

584.51g

194.55f

24.97f

0.052g

0.215c

0.266d

Vermiculite

Control

30.07l

112.29f

142.36f

524.41k

254.65b

32.69b

0.057d

0.214c

0.271c

Mean

33.15

97.82

130.97

 

588.06

191.00

24.52

0.057

0.170

0.227

Minimum

30.07

65.63

100.96

514.31

100.00

12.84

0.050

0.097

0.149

Maximum

37.56

133.61

171.17

679.06

264.75

33.98

0.073

0.260

0.333

  1. Values with different letters in a column are significantly different at the 0.05 level
  2. Italics, calculated mean, minimum, and maximum