Table I. Growth phenotypes, biomass yield, and fertility rate of wide-type and fnsII mutant plants.
Values are means ± sd (n = 5), and the asterisk indicates a significant difference from the wide type (Student’s t test: P < 0.05). CWR, Cell wall residue.
| Trait | Wild Type | fnsII |
|---|---|---|
| Plant height (cm)a | 115.0 ± 4.7 | 105.1 ± 6.0* |
| Culm length (cm)b | 86.3 ± 5.3 | 79.7 ± 7.5 |
| Ear length (cm) | 16.0 ± 2.5 | 15.3 ± 1.1 |
| Tiller number | 10.4 ± 1.7 | 12.2 ± 3.4 |
| Ear number | 14.6 ± 2.0 | 14.8 ± 2.6 |
| Dry mass of culm (g) | 4.8 ± 1.4 | 3.7 ± 0.7 |
| Dry mass of sheath (g) | 3.2 ± 0.5 | 3.6 ± 1.3 |
| Dry mass of leaf (g) | 3.0 ± 0.4 | 3.8 ± 1.1 |
| CWR yield of culm (%) | 63.2 ± 6.5 | 62.8 ± 2.5 |
| CWR yield of sheath (%) | 84.7 ± 0.7 | 80.2 ± 6.4 |
| CWR yield of leaf (%) | 73.6 ± 0.99 | 70.1 ± 4.66 |
| No. of panicles | 15.0 ± 2.2 | 15.4 ± 2.7 |
| Average mass per panicle (g) | 1.1 ± 0.2 | 1.2 ± 0.2 |
| Fertility rate (%) | 85.3 ± 3.9 | 83.6 ± 2.7 |
a
Length from the cotyledonary node to the tip of the top leaf. bLength from the cotyledonary node to the panicle base.