Soil attributes | No. of samples | Min. | Max. | Range | Mean | Median | sd | se (mean) | Skewness | CV |
ρd (g・cm−3) | 184 | 0.83 | 1.70 | 0.87 | 1.28 | 1.28 | 0.19 | 0.01 | 0.09 | 14.7 |
SOC (%) | 184 | 0.12 | 4.65 | 4.53 | 1.49 | 1.19 | 0.99 | 0.07 | 1.03 | 66.7 |
TN (%) | 184 | 0.03 | 0.91 | 0.88 | 0.21 | 0.20 | 0.14 | 0.01 | 2.17 | 66.7 |
AP (ppm) | 184 | 1.16 | 77.16 | 76.00 | 14.20 | 8.35 | 14.74 | 1.09 | 1.93 | 104 |
pH (H2O 1/2.5) | 184 | 5.34 | 7.98 | 2.64 | 6.75 | 6.68 | 0.44 | 0.03 | 0.17 | 6.52 |
Elevation (m) | 184 | 1933.00 | 2852.00 | 919.00 | 2242.00 | 2160.00 | 238.11 | 17.55 | 1.01 | 10.6 |