Table 1 Cellular C and N contents of T. bernardii under herterotrophic culture

NaNO₃-

15 mM

C

44.38 ± 0.54

45.05 ± 0.27

46.41 ± 0.34

47.26 ± 0.21

48.73 ± 0.17

50.09 ± 0.20

50.61 ± 0.15

51.16 ± 0.22

52.51 ± 0.31

N

4.66 ± 0.24

3.62 ± 0.31

2.24 ± 0.27

1.35 ± 0.42

1.51 ± 0.19

1.13 ± 0.07

1.17 ± 0.10

1.14 ± 0.06

1.19 ± 0.12

C/N

9.53

12.43

20.75

34.93

32.22

44.19

43.15

44.88

44.12

NaNO₃-

45 mM

C

44.63 ± 0.27

45.14 ± 0.33

46.15 ± 0.41

46.76 ± 0.18

47.38 ± 0.35

48.5 ± 0.22

49.34 ± 0.18

49.68 ± 0.19

50.39 ± 0.25

N

4.93 ± 0.12

4.60 ± 0.24

4.32 ± 0.31

4.30 ± 0.43

2.56 ± 0.41

2.36 ± 0.17

2.05 ± 0.11

2.09 ± 0.16

2.09 ± 0.20

C/N

9.06

9.82

10.69

10.87

18.5

20.59

24.04

23.77

24.11

Urea-N-

15 mM

C

41.92 ± 0.36

44.26 ± 0.28

46.29 ± 0.54

45.67 ± 0.17

45.41 ± 0.21

46.46 ± 0.22

46.99 ± 0.19

47.66 ± 0.24

48.54 ± 0.36

N

3.19 ± 0.24

4.23 ± 0.31

5.60 ± 0.43

3.83 ± 0.26

2.94 ± 0.17

2.07 ± 0.22

1.93 ± 0.14

1.35 ± 0.08

1.27 ± 0.10

C/N

13.12

10.46

8.26

11.93

15.42

22.46

24.40

35.30

38.22

Urea-N-

45 mM

C

44.74 ± 0.24

44.50 ± 0.18

45.51 ± 0.32

46.15 ± 0.41

46.47 ± 0.37

47.05 ± 0.31

47.74 ± 0.44

48.07 ± 0.28

48.37 ± 0.26

N

3.39 ± 0.21

4.29 ± 0.34

5.29 ± 0.37

5.78 ± 0.18

3.62 ± 0.21

2.52 ± 0.16

2.14 ± 0.10

1.81 ± 0.11

1.61 ± 0.09

C/N

13.20

10.37

8.60

7.99

12.85

18.70

22.32

26.56

30.02