Table 2 Weight percentages of carbon, nitrogen, and oxygen in different groups

Group-S

6.84 c ± 0.65

3.25 ^c±0.41

40.65 ^b ±2.52

Group-S1

9.27 ^b ± 0.57

4.77 ^c± 0.51

42.22 ^b±3.12

Group-S2

9.82 ^b ± 0.57

5.43^{b c}± 0.69

38.79 ^b±5.02

Group-S3

34.55 ^a± 0.77

14.99 ^a ± 1.48

48.32 ^a±2.29

P-value

< 0.001**

< 0.001**

< 0.001**

Multiple Comparisons using Bonferroni post-hoc

S vs. S1

< 0.0001**

0.51

0.987

 S vs. S2

< 0.0001**

0.04*

0.942

 S vs. S3

< 0.0001**

< 0.0001**

0.04*

S1 vs. S2

1.00

< 0.0001**

0.927

S1 vs. S3

< 0.0001**

< 0.0001**

0.003**

S2 vs. S3

< 0.0001**

< 0.0001**

< 0.0001**

**, and different superscript letters means significance at P < 0.05