Table 2.
The five studied variables and their levels.
| Levels | Variables |
||||
|---|---|---|---|---|---|
| Nitrogen Source (%v/v) | pH | Inoculum size (cell/ml) | Incubation period (Days) | Temperature (°C) | |
| High Level (+1) | 1 | 9 | ∼109 | 6 | 28 |
| Low Level (-1) | 0 | 6 | ∼106 | 3 | 22 |
The five studied variables and their levels.
| Levels | Variables |
||||
|---|---|---|---|---|---|
| Nitrogen Source (%v/v) | pH | Inoculum size (cell/ml) | Incubation period (Days) | Temperature (°C) | |
| High Level (+1) | 1 | 9 | ∼109 | 6 | 28 |
| Low Level (-1) | 0 | 6 | ∼106 | 3 | 22 |