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Table 2 Changes in carbon to nutrient supply ratios in solid substrates treated with ligninolytic fungi during solid-state fermentation in different time intervals

From: Biodegradation potential of indigenous litter dwelling ligninolytic fungi on agricultural wastes

 

Time interval (day)

C/N ratio

C/P ratio

C/K ratio

Areca husk

    

 Control

 

64.4 ± 0.26a

77.6 ± 3.56a

57.2 ± 6.59a

  M. circinelloides GL1

20

50.7 ± 2.25b

54.5 ± 2.42c

30.7 ± 3.19b

40

36.3 ± 0.36d

34.6 ± 0.46de

11.4 ± 0.81c

60

27.9 ± 1.24e

24.2 ± 0.51fg

5.5 ± 0.27c

80

15.8 ± 0.60fg

14.6 ± 0.61hi

3.1 ± 0.08c

100

11.5 ± 0.72gh

11.5 ± 0.95hi

2.6 ± 0.25c

120

7.6 ± 0.30i

8.2 ± 0.31i

1.8 ± 0.13c

  F. verticillioides GL5

20

53.1 ± 1.75b

65.6 ± 2.21b

46.1 ± 6.35a

40

44.5 ± 1.24c

48.6 ± 3.22c

28.9 ± 4.07b

60

33.4 ± 1.04d

36.9 ± 1.82d

10.6 ± 0.31c

80

28.2 ± 1.37e

28.8 ± 1.30ef

5.8 ± 0.23c

100

19.9 ± 1.07f

22.9 ± 0.76fg

5.0 ± 0.24c

120

16.8 ± 0.33f

18.9 ± 0.73gh

3.8 ± 0.17c

Coffee husk

    

 Control

 

71.2 ± 3.52a

82.2 ± 7.86a

45.4 ± 2.81a

  M. circinelloides GL1

20

54.8 ± 0.68b

57.1 ± 2.55bc

35.2 ± 2.61b

40

37.3 ± 0.31d

38.9 ± 3.13de

19.8 ± 2.40c

60

22.2 ± 0.17e

25.0 ± 1.83fg

13.1 ± 1.28cde

80

12.3 ± 0.90gh

15.3 ± 0.50gh

8.3 ± 0.86def

100

8.2 ± 0.49hi

11.1 ± 0.94h

5.0 ± 0.56ef

120

5.5 ± 0.35i

7.0 ± 0.36h

3.0 ± 0.37f

  F. verticillioides GL5

20

59.2 ± 3.25b

64.8 ± 4.05b

37.0 ± 3.38ab

40

43.6 ± 0.16c

49.1 ± 1.77cd

30.8 ± 4.04b

60

34.2 ± 0.41d

38.0 ± 0.09de

19.1 ± 2.04c

80

22.8 ± 1.19e

30.0 ± 0.94ef

16.2 ± 1.28cd

100

19.7 ± 1.16ef

24.6 ± 1.70fg

12.8 ± 0.80cde

120

15.0 ± 0.59fg

18.5 ± 0.07fgh

7.4 ± 0.57def

Paddy straw

    

 Control

 

71.0 ± 4.11a

80.3 ± 7.65a

45.5 ± 3.64a

  M. circinelloides GL1

20

52.2 ± 2.98c

51.2 ± 2.69c

26.7 ± 3.50c

40

37.4 ± 1.41ef

37.2 ± 1.78def

11.9 ± 0.48d

60

27.0 ± 1.97gh

30.8 ± 2.23efg

8.6 ± 0.08d

80

18.6 ± 0.65hi

20.6 ± 0.36gh

5.2 ± 0.48d

100

12.6 ± 0.42ij

13.6 ± 1.20hi

3.2 ± 0.32d

120

7.6 ± 0.52j

7.9 ± 0.73i

1.8 ± 0.20d

  F. verticillioides GL5

20

61.4 ± 3.29b

64.1 ± 2.55b

39.4 ± 6.80ab

40

48.1 ± 2.14cd

48.5 ± 1.52cd

30.4 ± 4.47bc

60

42.8 ± 2.40de

41.9 ± 2.24cde

14.3 ± 1.63d

80

31.6 ± 0.93fg

34.1 ± 1.29ef

10.1 ± 1.26d

100

26.7 ± 0.65gh

27.3 ± 1.70fg

7.1 ± 0.67d

120

17.6 ± 0.82i

19.0 ± 1.20ghi

4.0 ± 0.27d

  1. ‘ ± ’ indicates standard error (SE) calculated by using triplicates
  2. Values (mean of triplicates) with different letters within the same vertical column indicate the significant difference at p ≤ 0.05
  3. A italicized cell represents the maximum value
  4. C/N carbon/nitrogen, C/P carbon/phosphorus, C/K carbon/potassium