Table 1.
Summary statistics of soil characteristics (n = 278)
| Mean (SD) | Median | [min; max] | |
|---|---|---|---|
| Physicochemical | |||
| Organic carbon (g.kg−1) | 21.9 (15.8) | 17.1 | [1.7; 174] |
| Total nitrogen (g.kg−1) | 2 (1.3) | 1.6 | [0.8; 14.6] |
| C:N ratio | 10.7 (1.6) | 10.4 | [1; 22.2] |
| pH | 7.7 (0.7) | 8.0 | [4.7; 8.4] |
| CaCO3 (g.kg−1) | 84.6 (161.2) | 3.3 | [0; 835] |
| Clay (%) | 33.3 (9.5) | 34.3 | [8; 61.7] |
| Silt (%) | 57.9 (9.6) | 56.7 | [35.5; 86.2] |
| Sand (%) | 8.8 (4.8) | 7.4 | [2; 29.3] |
| Microbial characteristics | |||
| Microbial biomass | 65.2 (55.9) | 48.5 | [2.28; 372.0] |
| Bacterial richness | 1276.2 (145.3) | 1262.0 | [850; 1761.0] |
| Bacterial evenness | 0.8 (0.02) | 0.8 | [0.7; 0.8] |
| Bacterial Shannon index | 5.5 (0.2) | 5.5 | [4.5; 6.1] |