Table 5 Mineralized recalcitrant carbon (C r = C cum – C0) during the incubation period for three forest types under different incubation conditions
Forest type | Moisture (%) | 5 °C | 10 °C | 15 °C | 20 °C | 25 °C | 30 °C |
|---|---|---|---|---|---|---|---|
Pinus | 30 | 35.68 a | 36.37 a | 44.05 a | 25.72 a | 23.12 a | 28.33 a |
60 | 43.11 b | 57.81 b | 59.59 a | 53.60 b | 48.03 b | 39.29 b | |
90 | 57.87 c | 67.87 b | 92.29 b | 59.23 b | 59.79 b | 49.29 c | |
Oak | 30 | 37.25 a | 35.55 a | 43.88 a | 29.10 a | 42.60 a | 23.31 a |
60 | 43.69 ab | 53.85 ab | 70.87 ab | 64.54 ab | 60.90 ab | 59.44 b | |
90 | 66.02 b | 71.81 b | 104.98 b | 99.87 b | 89.94 b | 80.57 b | |
Mixed | 30 | 32.50 a | 33.94 a | 37.77 a | 27.56 a | 26.94 a | 18.48 a |
60 | 51.35 ab | 50.65 ab | 73.44 b | 54.16 ab | 55.29 ab | 43.40 ab | |
90 | 66.18 b | 65.50 b | 95.77 b | 79.83 b | 89.54 b | 66.87 b |