Table 3.
Effect of different temperatures and pH on sulfide (µg/ml) excreted by the strains in the culture
| T (°C) | pH | WT | D2 | D7 | D8 | D11 | E2 | E4 | E5 | E12 | E13 | G4 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 28 | 8.0 | 10.9 | 19.8 | 19.3 | 2.5 | 20.4 | 18.4 | 19.1 | 20.5 | 21.4 | 5.8 | 9.0 |
| 30 | 6.0 | 10.8 | 9.1 | 10.8 | 10.5 | 10.1 | 9.6 | 10.9 | 9.4 | 9.3 | 9.0 | 8.7 |
| 30 | 10.0 | 5.0 | 4.8 | 5.5 | 4.7 | 6.2 | 4.4 | 4.1 | 4.2 | 3.6 | 3.5 | 3.6 |
| 35 | 5.2 | 7.1 | 8.7 | 9.0 | 6.0 | 6.4 | 8.8 | 10.5 | 8.3 | 10.1 | 6.1 | 11.4 |
| 35 | 8.0 | 7.9 | 16.7 | 9.0 | 12.6 | 19.4 | 12.8 | 13.4 | 23.0 | 14.5 | 10.7 | 8.2 |
| 35 | 10.8 | 10.5 | 8.8 | 7.4 | 9.3 | 7.1 | 7.2 | 7.8 | 6.5 | 8.0 | 7.6 | 9.8 |
| 40 | 6.0 | 2.2 | 2.0 | 2.3 | 11.4 | 2.5 | 2.5 | 2.7 | 0.7 | 3.2 | 1.2 | |
| 40 | 10.0 | 4.5 | 4.3 | 4.5 | 4.1 | 4.8 | 5.0 | 5.5 | 4.5 | 5.9 | 4.8 | 4.0 |
| 42 | 8.0 | 9.0 | 19.2 | 17.2 | 23.9 | 18.2 | 13.1 | 19.8 | 14.2 | 15.4 | 5.2 | 4.7 |