TABLE 2.
Orthogonal range analysis and variance analysis.
| No | A: C/N ratio | B: GA3 (mg·L−1) | C:NaCl (mM) | Astaxanthin content (% of DW) |
|---|---|---|---|---|
| 1 | 140:1 | 10 | 100 | 0.096 |
| 2 | 140:1 | 50 | 200 | 0.102 |
| 3 | 140:1 | 100 | 400 | 0.085 |
| 4 | 140:1 | 150 | 600 | 0.087 |
| 5 | 180:1 | 10 | 200 | 0.115 |
| 6 | 180:1 | 50 | 100 | 0.106 |
| 7 | 180:1 | 100 | 600 | 0.092 |
| 8 | 180:1 | 150 | 400 | 0.090 |
| 9 | 220:1 | 10 | 400 | 0.113 |
| 10 | 220:1 | 50 | 600 | 0.091 |
| 11 | 220:1 | 100 | 100 | 0.090 |
| 12 | 220:1 | 150 | 200 | 0.088 |
| 13 | 280:1 | 10 | 600 | 0.104 |
| 14 | 280:1 | 50 | 400 | 0.091 |
| 15 | 280:1 | 100 | 200 | 0.090 |
| 16 | 280:1 | 150 | 100 | 0.091 |
| K1 | 0.370 | 0.428 | 0.383 | ∑1.531 |
| K2 | 0.403 | 0.390 | 0.395 | — |
| K3 | 0.382 | 0.357 | 0.379 | — |
| K4 | 0.376 | 0.356 | 0.374 | — |
| k1 | 0.093 | 0.107 | 0.096 | — |
| k2 | 0.100 | 0.098 | 0.099 | — |
| k3 | 0.096 | 0.089 | 0.095 | — |
| k4 | 0.094 | 0.089 | 0.094 | — |
| R | 0.007 | 0.018 | 0.003 | — |
| F* | 1.151 | 7.045 | 0.523 | — |
| Significant | — | * | — | — |
| Optimal case | — | A2B1C2 | — | — |
K1, K2, and K3 are the sum of each level value of each factor.
k1, k2, and k3 are the average of each level value of each factor.
R is the range of each factor.