Table 1.
Soil organic carbon. Values are mean ± SEM. Significance levels: * < 0.05, ** < 0.01, *** < 0.001.
| Condition | Code | C Concentration 0–5 cm (g C kg−1 soil) |
C Concentration 5–30 cm (g C kg−1 soil) |
C Stock (Mg ha−1) |
|---|---|---|---|---|
| Tillage | CT | 12.49 ± 1.48 | 12.39 ± 0.88 | 48.56 ± 3.37 |
| NT | 19.92 ± 0.73 | 12.5 ± 0.76 | 51.15 ± 2.24 | |
| Signif. | *** | n.s. | * | |
| Water | W | 16.17 ± 4.06 | 12.49 ± 0.76 | 49.98 ± 2.81 |
| NW | 16.24 ± 4.22 | 12.4 ± 0.88 | 49.73 ± 3.51 | |
| Signif. | n.s. | n.s. | n.s. | |
| Interaction | CT-W | 12.46 ± 0.92 | 12.43 ± 1.03 | 48.69 ± 3.53 |
| CT-NW | 12.51 ± 2.07 | 12.34 ± 0.87 | 48.43 ± 3.74 | |
| NT-NW | 19.88 ± 0.97 | 12.54 ± 0.54 | 51.27 ± 1.24 | |
| NT-NW | 19.96 ± 0.55 | 12.45 ± 1.02 | 51.03 ± 3.19 | |
| Signif. | n.s. | n.s. | n.s. |