Root diameter (mm)

pH

4d

8d

12d

Length (cm)

Percent

(%)

Length (cm)

Percent

(%)

Length (cm)

Percent

(%)

0

4

95.35 ± 2.19*

65.6

99.64 ± 1.98**

64.9

101.56 ± 0.84**

63.6

4.5

107.52 ± 2.08*

69.6

115.11 ± 1.44*

69.2

120.03 ± 1.32**

68.6

5

117.63 ± 1.01

73.6

130.99 ± 2.19*

73.8

139.36 ± 2.68*

73.6

6

129.18 ± 1.78

78.3

149.24 ± 1.51

79.8

170.42 ± 1.38

81.2

0.5

4

35.21 ± 1.14*

24.2

36.28 ± 1.90*

23.6

36.89 ± 0.56*

23.1

4.5

33.28 ± 0.55*

21.5

34.67 ± 1.58*

20.9

35.42 ± 0.79*

20.3

5

27.79 ± 0.79

17.4

29.72 ± 1.13

16.8

31.36 ± 1.07

16.6

6

21.95 ± 0.83

13.3

23.75 ± 0.79

12.7

26.39 ± 1.00

12.7

1

4

9.71 ± 0.66

6.7

13.61 ± 0.82

8.9

15.41 ± 0.66

9.6

4.5

11.55 ± 1.39

7.5

12.62 ± 0.88

7.6

14.79 ± 1.08

8.5

5

10.05 ± 0.97

6.3

11.26 ± 1.92

5.8

12.23 ± 0.42

6.5

6

8.98 ± 0.66

5.5

9.91 ± 1.54

5.3

10.65 ± 0.69

5.1

1.5

4

4.64 ± 1.02

3.2

4.83 ± 0.24

3.1

5.25 ± 0.47

3.3

4.5

1.69 ± 0.47

1.1

3.28 ± 0.40

1.9

3.83 ± 0.55

2.2

5

4.06 ± 0.76

2.5

5.13 ± 0.24

2.9

5.46 ± 0.52

2.9

6

3.62 ± 0.46

2.2

4.11 ± 1.27

2.2

4.98 ± 1.28

2.4