| 试验号 | A (1/X) | B (%) | C (min) | D (oC) | TPC (GAE mg/g DW) | 
| 1 | 60 | 60 | 30 | 30 | 28.19 | 
| 2 | 60 | 70 | 40 | 40 | 28.64 | 
| 3 | 60 | 80 | 50 | 50 | 23.83 | 
| 4 | 70 | 60 | 40 | 50 | 34.88 | 
| 5 | 70 | 70 | 50 | 30 | 30.75 | 
| 6 | 70 | 80 | 30 | 40 | 30.84 | 
| 7 | 80 | 60 | 50 | 40 | 28.41 | 
| 8 | 80 | 70 | 30 | 50 | 28.74 | 
| 9 | 80 | 80 | 40 | 30 | 26.11 | 
| K1 | 26.89 | 30.49 | 29.26 | 28.35 | 
 | 
| K2 | 32.16 | 29.38 | 29.88 | 29.30 | 
 | 
| K3 | 27.75 | 26.93 | 27.66 | 29.15 | 
 | 
| R | 5.27 | 3.57 | 1.59 | 0.95 | 
 | 
| 主次顺序 | A > B > C > D | ||||
| 最优组合 | A2 B2 C2 D2 | ||||