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Table I
Characteristics of the sampled trees for the seven tree species. DBH stands for stem diameter at breast height. The sample size for heartwood radius (HR), sapwood width (SW), heartwood ring number (HRN), and sapwood ring number (SRN) is provided. The age is the tree age at breast height.
| DBH (cm) | Height (m) | Age (year) | Sample size | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tree species | ||||||||||||
| Mean | Range | Mean | Range | Mean | Range | HR/SW | HRN | SRN | ||||
| Korean pine | 18.5 | 6.8–30.0 | 12.7 | 7.4–17.3 | 27 | 23–31 | 9 | 9 | 9 | |||
| Dahurian larch | 32.5 | 23.2–41.4 | 23.7 | 22.3–22.7 | 40 | 39–40 | 6 | 6 | 6 | |||
| Japanese elm | 21.0 | 4.3–38.2 | 15.7 | 7.7–20.1 | 46 | 19–95 | 10 | 8 | 8 | |||
| Manchurian ash | 23.1 | 2.6–45.5 | 16.4 | 5.4–21.8 | 55 | 11–97 | 10 | 9 | 9 | |||
| Manchurian walnut | 26.1 | 8.1–40.9 | 17.3 | 11.9–21.5 | 32 | 20–53 | 10 | 4 | 4 | |||
| Amur cork-tree | 20.6 | 6.4–37.1 | 15.2 | 8.4–18.4 | 62 | 61–63 | 10 | 2 | 7 | |||
| Mongolian oak | 23.7 | 9.7–41.9 | 15.9 | 9.7–19.2 | 59 | 58–60 | 6 | 0 | 0 | |||