Research Article
Orthogonal Design Method for Optimizing Roughly Designed Antenna
Table 3
The mean yield for each factor at different levels.
| Levels | Mean yield | Temperature | Fertilizer | pH |
| Level 1 | 3.97 | 4.22 | 3.65 | Level 2 | 4.76 | 4.73 | 4.50 | Level 3 | 4.60 | 4.37 | 5.18 |
|
|