Table 5 Biomass carbon density (CD) and carbon stock (CS) for the five age groups of natural, planted, and all forests
From: Similar carbon density of natural and planted forests in the Lüliang Mountains, China
Age group | Natural forests | Planted forests | All forests | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CD (Mg ha−1) | CS (106 Mg) | % | CD (Mg ha−1) | CS (106 Mg) | % | CD (Mg ha−1) | CS (106 Mg) | % | ||||
Mean | SD | Mean | SD | Mean | SD | |||||||
Young | 15.6b | 10.0 | 2.49 | 13.2 | 13.7b | 6.4 | 5.68 | 48.6 | 14.2c | 7.6 | 8.17 | 26.7 |
Half-mature | 37.1a | 32.0 | 6.35 | 33.6 | 22.9a | 20.5 | 3.55 | 30.4 | 30.4b | 28.0 | 9.90 | 32.4 |
Near-mature | 42.5a | 24.0 | 7.47 | 39.5 | 17.1b | 10.8 | 0.67 | 5.8 | 37.8a | 24.3 | 8.14 | 26.6 |
Mature | 41.0a | 20.9 | 2.6 | 13.7 | 17.0b | 8.4 | 0.72 | 6.2 | 31.3b | 20.6 | 3.32 | 10.8 |
Over-mature | – | – | – | – | 16.3b | 14.4 | 1.06 | 9.0 | 16.3c | 14.4 | 1.06 | 3.5 |