Wood property | Range (minimum/average/maximum) | Source of information/author’s sampling | |
---|---|---|---|
MC (%) | -/-/105 | ||
BD (g · cm-3) | -/0.52/- | *** 2014 | |
57.4/39.5 | |||
10.9/21.1 | |||
24.7/49.9 | The two values define untreated(dry)/wetted surface | ||
27.1/54.4 | |||
66.1/67.0 | |||
SW | -/87/- | ||
TZ | -/82/- | ||
HW | -/52-60/- | ||
Burtin et al., 1998 | |||
SW | -/18/- | Age of trees: 17 years. Measurements performed on radial section, at 0.15 m height, in heartwood (HW), transition zone (TZ) and sapwood (SW) | |
TZ | -/21/- | ||
HW | -/18-20/- | ||
SW | -/74/- | ||
TZ | -/70/- | ||
HW | -/63-68/- | ||
SW | 48/55/64 | ||
TZ | 46/50/53 | ||
HW | 36/47/57 | ||
SW | 6.2/9.4/12.4 | ||
TZ | 9.2/10.7/12.3 | Control sample, see the text | |
HW | 5.6/7.1/10.2 | ||
SW | 17.3/23.1/26.6 | ||
TZ | 19.3/22.2/25.7 | ||
HW | 14.8/17.9/20.9 |
Variable | Heartwood | Transition from sapwood | Sapwood |
---|---|---|---|
Hingespread (1st quartile to 3rd quartile) | |||
L* | 56.65–75.53 | 78.09–83.73 | 83.25–86.37 |
3.09–4.77 | 1.76–3.04 | 0.42–1.38 | |
15.99–19.70 | 18.53–20.22 | 18.79–21.00 | |
74.54–80.42 | 81.20–84.87 | 85.73–88.48 | |
16.59–19.95 | 18.67–20.33 | 18.83–21.00 |
Variables | Factors (independent discrete variables) | |||
---|---|---|---|---|
Tree | Height’s cross section | Radius | Segment on radius* | |
RW | 39.11/<0.001 | 27.03/0.001 | 14.75/0.002 | - |
HP | 7.93/0.09 | 22.90/0.004 | - | - |
MC | 41.68/<0.001 | 8.23/0.31 | - | 3.80/0.05 |
BD | 17.50/0.002 | 7.34/0.39 | 13.14/<0.001 | 9.56/0.008 |
31.55/<0.001 | 68.76/<0.001 | 1.27/0.74 | 141.72/<0.001 | |
33.08/<0.001 | 75.16/<0.001 | 1.39/0.71 | 158.80/<0.001 | |
3.23/0.52 | 16.64/0.02 | 0.52/0.92 | 33.4/<0.001 | |
29.18/<0.001 | 61.78/<0.001 | 1.50/0.68 | 159.28/<0.001 | |
3.33/0.50 | 15.65/0.03 | 0.38/0.94 | 21.90/<0.001 |
Variable | Mean | Median | Minimum | Maximum | Coefficient of variation (%) | |
---|---|---|---|---|---|---|
RW (mm) | 3.00 | 2.72 | 0.098 | 24.45 | 55.34 | 0.94/0.061 |
HP (%) | 2.81 | 0 | 0 | 15.15 | 142.64 | 0.74/<0.001 |
MC (%) | 78.34 | 73.97 | 22.48 | 192.28 | 41.34 | 0.92/<0.001 |
BD (g · cm–3) | 0.520 | 0.515 | 0.416 | 0.684 | 9.04 | 0.97/<0.01 |
79.62 | 83.06 | 51.14 | 87.95 | 11.39 | 0.75/<0.05 | |
1.96 | 1.72 | –4.94 | 6.96 | 84.58 | 0.97/<0.05 | |
19.47 | 19.35 | 14.28 | 38.61 | 11.55 | 0.83/<0.05 | |
83.76 | 84.71 | 70.00 | 89.97 | 5.53 | 0.93//<0.001 | |
19.64 | 19.45 | 14.54 | 38.92 | 11.21 | 0.82/<0.001 |
Variable | Comparison with heartwood | Comparison with sapwood |
---|---|---|
Probabilities (significance level 0.05) | ||
BD | 0.95 | 0.13 |
<0.001 | <0.001 | |
<0.001 | <0.001 | |
<0.001 | 0.20 | |
<0.001 | <0.001 | |
<0.001 | 0.59 |