Table 3.
Comparison of morphological characteristics between two parents and F1 hybrid
| Traits | O. sativa (IRRI 154) | L. perrieri (IRGC 105164) | F1 hybrid |
|---|---|---|---|
| Plant height (cm) | 103.0 ± 7.5 | 41.0 ± 14.1 | 17.5 ± 2.4 |
| Tiller number | 15.2 ± 2.3 | – | 5.0 ± 1.4 |
| Leaf length (cm) | 31.6 ± 7.1 | 2.3 ± 0.7 | 11.0 ± 2.5 |
| Leaf width (cm) | 1.23 ± 0.2 | 0.4 ± 0.1 | 0.5 ± 0.1 |
| Panicle length (cm) | 26.3 ± 6.8 | 2.9 ± 0.8 | 5.5 ± 2.4 |
| Panicle branching (no.) | 12.0 ± 3.4 | 0~3 | 3.1 ± 1.1 |
| Stigma color | white | light purple | light purple |
| Plant type | erect | creeper | erect |
| Pollen fertility (%) | 91.5 ± 4.2 | 86.2 ± 7.5 | 27.4 ± 11.5 |
| Awn | − | + | + |