Table 1.
Mean ( ± SE) values of soil chemical properties in 0–10 cm deep soil at the end of the 2010 growing season (n = 4).
| Treatment | SOC (%) | Soil N (%) | Soil C/N | Soil pH |
|---|---|---|---|---|
| Ctrl | 0.13 ± 0.01(abc) | 0.018 ± 0.001(b) | 7.80 ± 0.48(a) | 8.90 ± 0.11(a) |
| +25% | 0.12 ± 0.01(bc) | 0.021 ± 0.002(ab) | 5.71 ± 0.71(bc) | 9.02 ± 0.12(a) |
| +50% | 0.11 ± 0.01(c) | 0.024 ± 0.001(a) | 4.57 ± 0.34(c) | 8.92 ± 0.11(a) |
| +75% | 0.16 ± 0.01(a) | 0.026 ± 0.002(a) | 5.94 ± 0.32(bc) | 8.66 ± 0.07(a) |
| +100% | 0.15 ± 0.01(ab) | 0.024 ± 0.002(a) | 6.48 ± 0.62(ab) | 8.87 ± 0.06(a) |
SOC, soil organic carbon. The same letters in parentheses within each soil property indicate no significant differences between water addition treatments, while different letters denote significant differences (P < 0.05).