Soil depth (cm) | Amount | Mean | Median | Standard deviation | Min | Max | Coefficient of variation |
0 - 15 | 187 | 0.68 | 0.34 | 0.88 | 0.11 | 4.27 | 1.28 |
15 - 30 | 187 | 0.72 | 0.47 | 0.71 | 0.15 | 4.08 | 0.99 |
30 - 45 | 187 | 0.77 | 0.54 | 0.73 | 0.14 | 3.86 | 0.95 |