Table 4. Plant hormone contents in NDGA and AIB treated rice.
| Hormone content (ng/gDW) | UTC | NDGA | UTC | AIB |
|---|---|---|---|---|
| ABA | 117.5 ± 11.0 | 107.8 ± 11.6 | 90.0 ± 20 | 76.2 ± 12 |
| IAA | 21.3 ± 2.1 | 18.3 ± 1.6 | 36.2 ± 8.5 | 32.1 ± 6.5 |
| GA1 | 0.56 ± 0.34 | 0.9 ± 0.03 | n.d. | n.d. |
| GA4 | 0.4 ± 0.2 | 0.5 ± 0.06 | 0.8 ± 0.5 | 2.6 ± 1.1 |
| tZ | 1.4 ± 0.2 | 1.5 ± 0.1 | 0.5 ± 0.05 | 0.32 ± 0.06 |
| iP | 0.2 ± 0.02 | 0.18 ± 0.01 | 0.33 ± 0.02 | 0.42 ± 0.08 |
| JA | 74.6 ± 14.8 | 42.8 ± 6.2 * | 5.2 ± 0.5 | 5.3 ± 0.9 |
| JA-Ile | 30.2 ± 5.9 | 13.5 ± 2.4 * | 2.6 ± 0.5 | 1.7 ± 0.7 |
| SA (μg/gDW) | 34.7 ± 3.3 | 28.7 ± 1.1 | 20.2 ± 1.2 | 17.8 ± 1.2 |
0.12mM NDGA was applied at pre-anthesis and 0.2mM AIB was applied at post-anthesis. Values are Mean ± SE (n = 5 or 4). DW, dry weight.
* indicates significance at P ≤ 0.05. n.d. indicates not detected.