| 浓度处理 | 初始重 | 收获湿重 | 湿重比 | 根数 |
| CK | 5.0 | 4.9 | 0.99ab | 7.3 |
| A1 | 5.8 | 5.9 | | 5.7 |
| A2 | 6.7 | 4.9 | 0.75b | 5.5 |
| A3 | 5.7 | 4.1 | 0.73b | 3.6 |
| A4 | 6.7 | 4.4 | 0.67b | 2.9 |
| P | 0.096 | 0.241 | 0.014 | 0.128 |