| Lamination direction | Culm position | Average | ||
|---|---|---|---|---|
| Lower | Middle | Upper | ||
| Vertical | 91.48 ( 7.87) | 98.14 (26.89) | 131.68 (5.92) | 107.10 (13.50) |
| Horizontal | 76.34 (39.99) | 109.57 ( 9.28) | 96.06 (6.50) | 93.99 (28.09) |
| Average | 83.91 (23.93) | 103.86 (18.08) | 113.87 (6.21) | 100.55 (18.02) |