| Parameter | Code | −α | −1 | 0 | +1 | +α |
| Orange Peel (OP) | A | 30.00 | 40.57 | 55.00 | 69.43 | 80.00 |
| Yeast Extract (YE) | B | 1.00 | 1.63 | 2.50 | 3.37 | 4.00 |
| Citrate (Cit) | C | 0.00 | 0.42 | 1.00 | 1.58 | 2.00 |