| 生长天数(d) Growth days | 干重(g) Dry Weight | 总生物碱含量(μg/g) Alkaloid contents | RSD (%) |
| 7 | 0.512 | 0.714 | 2.65 |
| 14 | 0.527 | 0.888 | 2.61 |
| 21 | 0.506 | 0.939 | 3.18 |
| 28 | 0.533 | 1.170 | 5.02 |
| 35 | 0.519 | 1.325 | 1.77 |
| 42 | 0.551 | 0.847 | 3.98 |