Table 1 Stand characteristics and live tree biomass carbon stocks of 12 selected even-aged Japanese cedar stands in Xitou, central Taiwan
From: Biomass carbon accumulation in aging Japanese cedar plantations in Xitou, central Taiwan
| Â | Stand age | Altitude (m) | Stand/plot area (ha) | Density (no ha-1) | Mean DBH (cm) | Canopy height (m) | BA (m2ha-1) | Volume (m3ha-1) | Tree biomass C (Mg C ha-1) | Thinning activities |
|---|---|---|---|---|---|---|---|---|---|---|
Typical stands | ||||||||||
CJ73 | 37 | 1370 | 6.3 | 1358 (162)a | 23.1 (0.4) | 20.8 | 59.7 (4.0) | 520 (34) | 165 (10) | - |
CJ62 | 49 | 1250 | 3.8 | 825(95) | 28.1(1.3) | 24.0 | 58.1 (1.5) | 516 (10) | 163 (3) | 1990 |
CJ50 | 60 | 1250 | 16.1 | 617 (8) | 35.3 (1.0) | 26.0 | 63.7 (4.4) | 638 (54) | 203 (16) | 1974, 1992 |
CJ46 | 64 | 1200 | 7.5 | 717(17) | 36.5 (0.6) | 27.0 | 80.7 (2.9) | 828 (34) | 262 (10) | 1960, 1968 |
CJ41 | 69 | 1150 | 2.3 | 658 (36) | 33.9 (1.1) | 24.1 | 64.0 (9.2) | 678 (68) | 203 (20) | 1959, 1963 |
CJ33 | 77 | 1250 | 10.3 | 685(8) | 40.8 (0.5) | 30.8 | 85.3 (2.3) | 923 (10) | 293 (3) | 1959,1962 |
CJ20 | 90 | 1150 | 3.0 | 408 (22) | 48.6 (1.2) | 29.0 | 77.9 (5.88) | 858 (71) | 272 (21) | 1933, 1959 |
Permanent plots | ||||||||||
Xitoufu | 73 | 1200 | 0.15 | 558 | 42.2 | 28.3 | 81.5 | 862 | 274 | 1928, 1930 |
Xitoufu 3000 | 81 | 1270 | 0.07 | 648 | 40.6 | 27.3 | 89.9 | 953 | 303 | - |
Xitoufu 5400 | 81 | 1270 | 0.07 | 538 | 39.5 | 28.1 | 69.8 | 729 | 233 | - |
Xitou 3000 | 95 | 1200 | 0.13 | 397 | 48.8 | 24.5 | 78.1 | 868 | 277 | 1928, 1930 |
Kadota | 93 | 1100 | 0.15 | 471 | 48.5 | 25.6 | 90.7 | 1007 | 320 | 1928, 1930 |