pHCaCl2 (−) | 6.79 ± 0.3 | 6.87 ± 0.3 | 6.75 ± 0.3 | 6.62 ± 0.4 | 6.59 ± 0.6 | 6.65 ± 0.3 |
CECpot (cmolc kg−1) | 9.39 ± 1.4 | 11.1 ± 1.5* | 9.78 ± 0.7 | 10.2 ± 0.8 | 9.58 ± 0.6 | 9.68 ± 0.6 |
Na (cmolc kg−1) | 0.11 ± 0.1 | 0.12 ± 0.1 | 0.11 ± 0.1 | 0.25 ± 0.1**** | 0.12 ± 0.1 | 0.12 ± 0.1 |
K (cmolc kg−1) | 0.64 ± 0.1 | 0.83 ± 0.1** | 0.68 ± 0.1 | 1.23 ± 0.1**** | 1.24 ± 0.2**** | 1.19 ± 0.2**** |
Mg (cmolc kg−1) | 2.35 ± 0.1 | 2.38 ± 0.3 | 2.39 ± 0.2 | 2.58 ± 0.3 | 2.61 ± 0.2 | 2.51 ± 0.3 |
Ca (cmolc kg−1) | 7.71 ± 0.9 | 8.56 ± 0.7 | 8.21 ± 1.1 | 8.24 ± 0.9 | 8.31 ± 0.8 | 7.97 ± 0.9 |
OC (g kg−1) | 12.4 ± 1.4 | 13.5 ± 1.9 | 12.2 ± 1.1 | 14.1 ± 1.7 | 14.3 ± 1.5* | 13.2 ± 1.2 |
Ntotal (g kg−1) | 1.19 ± 0.1 | 1.28 ± 0.1 | 1.31 ± 0.1 | 1.52 ± 0.2 | 1.61 ± 0.1 | 1.48 ± 0.1 |
C/N ratio | 10 ± 0.4 | 10 ± 0.6 | 10 ± 0.6 | 9 ± 0.3 | 9 ± 0.4 | 9 ± 0.3 |
(cm3 cm−3) | (cm3 cm−3) | (cm3 cm−3) | (cm d−1) | |
---|---|---|---|---|
Loam | 0.462 | 0.142 | 0.143 | 54 ± 11 |
com | 0.438 | 0.154 | 0.114** | 58 ± 12 |
sl | 0.439 | 0.151 | 0.122* | 40 ± 14 |
80m20b | 0.447 | 0.143 | 0.130 | 55 ± 21 |
20m80b | 0.473 | 0.191*** | 0.111*** | 59 ± 23 |
20w80b | 0.445 | 0.122 | 0.145 | 79 ± 31 |
r | ||||
---|---|---|---|---|
(−) | (−) | (cm3 cm−3) | (−) | |
Loam | 121 | 1.200 | 0.0079 | 0.96 |
com | 158*** | 1.231 | 0.0074 | 0.99 |
sl | 180**** | 1.328 | 0.0073 | 0.98 |
80m20b | 121 | 1.081 | 0.0077 | 0.99 |
20m80b | 175**** | 1.276 | 0.0072 | 0.97 |
20w80b | 75**** | 1.017* | 0.0084 | 0.98 |
Parameters | Loam | com | sl | 80m20b | 20m80b | 20w80b |
---|---|---|---|---|---|---|
pHCaCl2 (−) | 6.79 ± 0.3 | 8.08 ± 0.6 | 7.47 ± 0.3 | 7.74 ± 0.3 | 7.72 ± 0.3 | 7.78 ± 0.4 |
OC (g kg−1) | 11.96 ± 2.3 | - | - | - | - | - |
dm (%) | - | 52.0 ± 4 | - | 5.51 ± 0.2 | 5.38 ± 0.3 | 5.38 ± 0.1 |
NH4-N (kg m3 om−1) | - | - | - | 1.95 ± 0.3 | 2.09 ± 0.3 | 2.08 ± 0.4 |
Ntotal (kg m3 om−1) | - | 1.24 ± 0.2 | 4.02 ± 0.3 | 2.82 ± 0.1 | 2.87 ± 0.2 | 2.32 ± 0.1 |
P (g kg dm−1) | - | 1.97 ± 0.2 | 2.46 ± 0.2* | 23.5 ± 1.1 | 23.6 ± 1.8 | 27.3 ± 1.9 |
K (g kg dm−1) | - | 5.95 ± 0.5 | 3.49 ± 0.3* | 71.9 ± 3.4 | 75.1 ± 2.9 | 74.4 ± 3.1 |
Mg (g kg dm−1) | - | 4.03 ± 0.4 | 1.96 ± 0.1* | 10.1 ± 0.9 | 10.4 ± 1.1 | 13.0 ± 0.8 |
Ca (g kg dm−1) | - | 21.9 ± 1.6 | - | 28.3 ± 1.4 | 28.7 ± 2.1 | 31.5 ± 1.8 |
Na (g kg dm−1) | - | - | - | 3.24 ± 0.2 | 3.03 ± 0.1 | 3.59 ± 0.1 |
C/N (–) | 10 ± 0.9 | - | - | 8.02 ± 0.3 | 7.97 ± 0.2 | 9.98 ± 0.2 |
Residue | ||||||||
---|---|---|---|---|---|---|---|---|
−60 | −300 | −15,000 | dry105°C | −60 | −300 | −15,000 | dry105°C | |
(hPa) | (hPa) | (hPa) | (hPa) | (hPa) | (hPa) | (hPa) | (hPa) | |
Loam | 341 | 533 | 953 | 904 | 2.147 | 2.667 | 3.110 | 1.888 |
com | 214**** | 398*** | 903 | 835 | 1.215**** | 1.860**** | 3.155 | 1.831 |
sl | 244**** | 485 | 828* | 907 | 1.357**** | 2.176** | 2.823 | 1.972 |
80m20b | 290** | 544 | 628**** | 823 | 1.799** | 2.712 | 2.168**** | 1.781 |
20m80b | 279** | 390*** | 888 | 857 | 1.468**** | 1.697**** | 3.018 | 1.843 |
20w80b | 315 | 592 | 906 | 814 | 2.237 | 3.412*** | 3.168 | 1.759 |