Table 1.
Information on experimental samples

Province* No. of Tree rings Diameter (cm) Average of ring widths (mm) Latewood proportion (%)
Goseong-gun (G) 85 48 3.1 22.87
Hongcheon-gun(H) 82 42 2.6 20.19
Bonghwa-gun (B) 76 46 3.1 18.57