Table 1. Basic characteristics of the plots.
Soil characteristics of the studied stands for the average of 0–50 cm, standard error is presented. DBH: diameter at breast height; BD: bulk density. All the basic information was measured in August of 2016 (means ± SD, n = 3).
| Treatment | Plot | Age (years) | Altitude (m) | Slope (°) | Aspect | Tree height (m) | DBH (cm) | Living branch height (m) | BD (g cm−3) | Mechanical composition (%) | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| <0.002 mm | 0.002~0.05 mm | 0.05~2.00 mm | ||||||||||
| 1GF | Plot. 1 | 40 | 2,050 | 22.5° | North | 14.55 ± 3.7 | 18.85 ± 7.00 | 4.98 ± 2.90 | 1.18 | 25.83 | 35.40 | 38.77 |
| Plot. 2 | 40 | 2,040 | 17° | North | 14.81 ± 4.10 | 20.86 ± 8.00 | 4.96 ± 2.70 | 1.30 | 18.30 | 35.00 | 46.70 | |
| Plot. 3 | 40 | 2,060 | 18° | North | 16.25 ± 2.50 | 22.22 ± 7.00 | 4.36 ± 2.00 | 1.32 | 22.07 | 29.90 | 48.03 | |
| 2GF | Plot. 4 | 24 | 2,010 | 17° | North | 15.8 ± 3.53 | 12.83 ± 3.12 | 5.2 ± 1.24 | 1.39 | 17.09 | 30.00 | 52.91 |
| Plot. 5 | 24 | 2,022 | 16° | North | 12.56 ± 2.00 | 13.07 ± 3.20 | 6.08 ± 1.40 | 1.37 | 18.27 | 31.93 | 49.80 | |
| Plot. 6 | 24 | 2,043 | 19° | North | 12.18 ± 1.80 | 13.64 ± 4.40 | 6.85 ± 1.00 | 1.22 | 16.11 | 37.32 | 46.57 | |