Table 3.
Optimization of carbon and nitrogen concentration for biosurfactant production by strains Pseudomonas stutzeri NA3 and Acinetobacter baumannii MN3: analysis of variance (ANOVA)
| C/N (%) | Pseudomonas stutzeri NA3 | Acinetobacter baumannii MN3 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| df | F | P | df | F | P | df | F | P | df | F | P | |
| Sucrose | Yeast extract | Sucrose | Urea | |||||||||
| 1 | 5 | 13.83 | 0.020 | 5 | 22.45 | 0.009 | 5 | 7.68 | 0.050 | 5 | 29.40 | 0.006 |
| 2 | 5 | 25.49 | 0.007 | 5 | 30.33 | 0.005 | 5 | 39.0 | 0.003 | 5 | 13.50 | 0.021 |
| 3 | 5 | 14.38 | 0.019 | 5 | 19.32 | 0.012 | 5 | 17.2 | 0.014 | 5 | 11.30 | 0.028 |
| 4 | 5 | 11.43 | 0.028 | 5 | 10.14 | 0.033 | 5 | 10.8 | 0.030 | 5 | 20.28 | 0.011 |
| 5 | 5 | 21.06 | 0.010 | 5 | 16.70 | 0.015 | 5 | 9.6 | 0.036 | 5 | 16.53 | 0.015 |
df degrees of freedom