Research Article
Isolation and Characterization of Biosurfactant-Producing Bacteria from Amapaense Amazon Soils
Table 4
ANOVA results for surface tension and emulsification tests.
| | Source | Degrees of freedom | Sum of squares | Mean square | F | value |
| | | Surface tension | | Microorganisms (between) | 14 | 938.528 | 67.0377 | 3351.89 | ≤0.001 | | Error (within) | 30 | 0.600 | 0.0200 | — | — | | Total | 44 | 939.128 | — | — | — |
| | | Emulsification index | | Microorganisms (between) | 14 | 1785.57 | 127.541 | 208.93 | ≤0.001 | | Error (within) | 30 | 18.31 | 0.610 | — | — | | Total | 44 | 1803.88 | — | — | — |
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