年份 | 处理 | 根系活力 | 根总数 | 最长根长 | 根干重 | 叶片数 | 叶干重 | SPAD值 |
Age (年) | Treatment | Root activity (μg/g·h) | Roots number (条/株) | The longest root length (cm) | Root dry weight (g/株) | Number of leaves (片/株) | Leaf dry weight (g/株) | SPAD value |
2015 | CK | 415.3 ± 14.3b | 387.3 ± 5.3b | 27.3 ± 0.53a | 0.043 ± 0.005b | 8.4 ± 0.3b | 0.36 ± 0.01b | 25.9 ± 0.19b |
| T1 | 447.8 ± 12.3a | 423.7 ± 7.8a | 23.7 ± 0.78b | 0.055 ± 0.007a | 9.6 ± 0.2a | 0.48 ± 0.02a | 30.7 ± 0.45a |
2016 | CK | 434.2 ± 10.3b | 368.5 ± 6.8b | 25.8 ± 0.42a | 0.038 ± 0.004b | 7.2 ± 0.2b | 0.32 ± 0.01b | 23.2 ± 0.16b |
| T1 | 468.9 ± 11.4a | 398.4 ± 5.2a | 21.6 ± 0.78b | 0.045 ± 0.005a | 8.9 ± 0.3a | 0.39 ± 0.01a | 28.7 ± 0.25a |