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Fitting results of soil attribute data.
| Soil Properties | Model | Semi-Variance Function Model Parameters | |||||
|---|---|---|---|---|---|---|---|
| Nugget | Sill | Nugget/Sill (%) | Range (m) | R2 | RSS | ||
| EC (mS/m) | Spherical | 4.559 | 28.753 | 15.95 | 131.02 | 0.956 | 0.0157 |
| OM (g/kg) | Spherical | 0.0531 | 0.193 | 27.51 | 84.77 | 0.825 | 0.0038 |
| TN (g/kg) | Spherical | 1.52 × 10−4 | 3.31 × 10−4 | 45.92 | 91.23 | 0.869 | 0.0225 |
| AP (mg/kg) | Exponential | 3.85 | 7.701 | 49.99 | 149.7 | 0.908 | 0.0688 |
| AK (mg/kg) | Exponential | 4.50 × 10−4 | 0.072 | 0.63 | 65.2 | 0.873 | 0.0055 |
