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Table 5 Reductions in soil organic carbon after fire and harvest (unit: t/ha)

From: Long-term effects of fire and harvest on carbon stocks of boreal forests in northeastern China

Period

Fire effects

Harvest effects

Combined effects

Short term (0–20 years)

0.4 ± 0.2 (0.3%) a

0.5 ± 0.2 (0.4%) a

0.6 ± 0.3 (0.5%) a

Medium term (30–50 years)

1.8 ± 0.6 (1.7%) b

2.0 ± 0.9 (1.9%) b

2.4 ± 0.9 (2.2%) b

Long term (60–150 years)

7.2 ± 2.3 (6.5%) c

7.7 ± 2.3 (7.0%) c

8.5 ± 2.3 (7.7%) c

  1. Note: “a,” “b,” and “c” indicate significant differences (p < 0.05) between time periods, testing using analysis of variance (ANOVA) and Tukey’s honest significant difference method