Estimate† | |
---|---|
Year | 0.27 (0.25; 0.29)* |
GDP per capita (yuan) | |
≤12,000 | 1.00 |
12,000-24,000 | 1.28 (0.89; 1.85) |
>24,000 | 0.89 (0.53; 1.50) |
Elevation (m) | |
≤55 | 1.00 |
55-400 | 1.34 (0.91; 1.98) |
>400 | 1.32 (0.73; 2.38) |
NDVI | |
≤0.45 | 1.00 |
0.45-0.55 | 0.44 (0.36; 0.52)* |
>0.55 | 0.36 (0.27; 0.47)* |
LST at day | 0.32 (0.23; 0.45)* |
LST at night | 7.35 (3.88; 14.12)* |
Precipitation | 3.17 (1.89; 5.48)* |
Bulk density (km/dm3) | |
≤1.29 | 1.00 |
1.29-1.36 | 0.82 (0.52; 1.30) |
>1.36 | 0.66 (0.37; 1.17) |
Gypsum content (g/kg) | |
≤0 | 1.00 |
0-1 | 1.20 (0.88; 1.63) |
>1 | 1.17 (0.73; 1.87) |
Organic carbon content (g/kg) | |
≤11 | 1.00 |
11-12.5 | 0.73 (0.44; 1.20) |
>12.5 | 0.81 (0.46; 1.43) |
Climatic zone | |
Warm | 1.00 |
Equatorial | 1.87 (0.34; 10.13) |
Arid | 0.17 (0.03; 0.83)* |
Snow/polar | 0.05 (0.01; 0.21)* |
Land cover | |
Cropland | 1.00 |
Forest | 0.83 (0.57; 1.22) |
Shrubland and savanna | 1.07 (0.67; 1.70) |
Grassland | 0.63 (0.13; 2.58) |
Urban | 0.35 (0.22; 0.58)* |
Wet areas | 0.15 (0.07; 0.32)* |
Range (km) | 186.1 (126.8; 296.5) |
Spatial variance (σ2 sp ) | 5.07 (3.72; 6.63) |
Non-spatial variance (σ2 nonsp ) | 0.88 (0.69; 1.22) |