Official Journal of the Japan Wood Research Society
Table 3 Radial variation of anatomical properties of trees of Tectona grandis from East Timor, measured at three radial positions
From: Anatomical variation of teakwood from unmanaged mature plantations in East Timor
Features | Radial position | ||
|---|---|---|---|
Pith | Middle | Periphery | |
Tissue proportion (%) | |||
Parenchyma | 14 | 13 | 15 |
Vessel | 13 | 11 | 13 |
Ray | 16 | 21 | 18 |
Fiber | 53 | 51 | 50 |
Fibers | |||
Length (mm) | 1.08 | 1.16 | 1.21 |
Width (µm) | 27.6 | 29.1 | 28.3 |
Wall thickness (μm) | 5.4 | 6.1 | 6.7 |
Vessels | |||
Tangential diameter (earlywood) (µm) | 193.8 | 209.6 | 213.9 |
Tangential diameter (latewood) (µm) | 89.2 | 90.7 | 86.4 |
Length (µm) | 263 | 255 | 258 |
Mean area (µm2) | 13,430 | 19,175 | 20,876 |