Table 3.
Content of BAs in different parts of L. barbarum. (n = 3).
| Samples | Concentrations of BAs (mg/kg) (Mean ± SD) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| MET | TRP | PEA | PUT | CAD | HIS | 5-HT | TYR | SPD | DA | SPM | |
| Young leaves | ND | ND | ND | 12.94 ± 1.8 ab | ND | 5.6 ± 0.9 c | ND | ND | 13.3 ± 1.6 a | ND | 23.7 ± 2.0 a |
| Mature leaves | ND | ND | ND | 2.3 ± 0.4 d | ND | 2.6 ± 0.3 c | ND | ND | 10.7 ± 1.5 abc | ND | 9.4 ± 1.1 bc |
| Young stem | ND | ND | ND | 10.4 ± 1.4 abc | ND | 10.2 ± 1.8 c | ND | ND | 4.3 ± 0.8 bc | ND | 13.3 ± 1.4 b |
| Mature stem |
ND | ND | ND | 5.2 ± 1.1 acd | ND | 23.5 ± 2.2 b | ND | ND | 3.6 ± 0.6 bc | ND | 2.4 ± 0.4 d |
| Bark | ND | ND | ND | 3.0 ± 0.5 ad | ND | 102.7 ± 5.8 a | ND | ND | 3.0 ± 0.5 c | ND | 2.7 ± 0.4 d |
| Flower | ND | ND | ND | 20.9 ± 3.2 a | ND | 2.3 ± 0.4 c | ND | ND | 10.7 ± 2.1 abc | ND | 4.2 ± 0.7 d |
| Fruit | ND | ND | ND | 1.3 ± 0.3 d | ND | ND | ND | ND | 2.9 ± 0.1 bc | ND | 6.3 ± 1.2 cd |
| Root | ND | ND | ND | 5.2 ± 0.9 abcd | ND | 17.0 ± 3.2 bc | ND | ND | 3.0 ± 0.3 bc | ND | 0.9 ± 0.1 d |
ND: not detected. Different letters (such as a and b) indicate differences between period groups (p < 0.05), identical letters (including a and ab) indicate no differences between period groups, and no letters indicate no differences among all eight period groups.