林分类型 Stand type | 土层深度/cm Soil depth | 土壤ROC储量/(t·hm2) Soil readily oxidized carbon stock | 占比/% Percent | 土壤TOC储量/(t·hm2) Soil total carbon stock | 占比/% Percent |
马占相思 Acacia mangium | 0~10 | 12.79 ± 2.49a | 30.48 | 51.76 ± 5.94a | 32.54 |
10~20 | 8.44 ± 1.98ab | 20.11 | 38.59 ± 5.93ab | 24.26 | |
20~40 | 6.99 ± 2.79ab | 16.65 | 31.42 ± 9.64bc | 19.75 | |
40~60 | 5.77 ± 1.66b | 13.74 | 20.32 ± 5.43c | 12.77 | |
60~100 | 7.98 ± 3.19ab | 19.02 | 16.99 ± 2.99c | 10.68 | |
0~100 | 34.13 ± 1.12 | 100.00 | 140.76 ± 0.69 | 100.00 | |
加勒比松 Pinus caribaea | 0~10 | 11.41 ± 2.36a | 28.33 | 49.27 ± 4.59a | 31.07 |
10~20 | 8.12 ± 1.06ab | 20.16 | 39.38 ± 5.32ab | 24.83 | |
20~40 | 7.44 ± 1.37ab | 18.46 | 30.31 ± 3.29bc | 19.12 | |
40~60 | 7.22 ± 2.12ab | 17.92 | 23.88 ± 6.79cb | 15.06 | |
60~100 | 6.10 ± 2.41b | 15.13 | 15.72 ± 3.52d | 9.92 | |
0~100 | 40.29 ± 4.20 | 100.00 | 158.57 ± 9.29 | 100.00 | |
灰木莲 Magnolia sumatrana | 0~10 | 10.96 ± 1.71a | 22.75 | 35.07 ± 9.36a | 28.29 |
10~20 | 9.85 ± 1.15a | 20.45 | 29.04 ± 1.99ab | 23.42 | |
20~40 | 6.87 ± 1.27a | 14.27 | 25.95 ± 1.26ab | 20.93 | |
40~60 | 10.54 ± 2.72a | 21.88 | 21.48 ± 0.62bc | 17.32 | |
60~100 | 9.95 ± 3.03a | 20.65 | 12.45 ± 0.06c | 10.04 | |
0~100 | 48.16 ± 5.15 | 100.00 | 123.99 ± 9.87 | 100.00 | |
尾叶桉 Eucalyptus urophylla | 0~10 | 9.33 ± 2.64a | 30.42 | 41.93 ± 1.34a | 33.76 |
10~20 | 7.51 ± 1.15a | 24.50 | 34.72 ± 0.20b | 27.96 | |
20~40 | 4.83 ± 2.42a | 15.76 | 23.41 ± 0.07c | 18.85 | |
40~60 | 4.11 ± 3.27a | 13.39 | 12.79 ± 0.36d | 10.30 | |
60~100 | 4.88 ± 1.49a | 15.93 | 11.33 ± 1.90d | 9.13 | |
0~100 | 24.45 ± 0.19 | 100.00 | 124.18 ± 0.99 | 100.00 |