Table 2 Distribution of important variable values sampled and evaluated in the models
Category | Variable | Min | Mean | Max | SD |
|---|---|---|---|---|---|
Climate | Mean monthly prec (mm) - Prec | 65.67 | 118.26 | 190.79 | 24.07 |
Climate | Max monthly temp (∘C) | 8.41 | 11.56 | 16.39 | 1.71 |
Climate | Mean monthly PET (mm) - PET | 31.35 | 47.27 | 69.90 | 6.78 |
Climate | Max summer temp (∘C) | 13.76 | 16.78 | 20.89 | 1.70 |
Climate | Min winter temp (∘C) | −7.71 | −4.74 | −0.96 | 1.37 |
Competition | Browsing Index | 0.00 | 12.99 | 100.00 | 22.01 |
Competition | Competition index | 0.00 | 49.54 | 212.50 | 53.16 |
Competition | Spruce browsing rate (0–1) | 0.00 | 0.03 | 0.21 | 0.06 |
Competition | Fir browsing rate (0–1) | 0.00 | 0.15 | 0.70 | 0.16 |
Competition | Beech browsing rate (0–1) | 0.00 | 0.11 | 0.63 | 0.16 |
Soil | Soil water content (mm) - SWC | 7.04 | 107.86 | 254.15 | 62.17 |
Soil | Soil water deficit (mm) - SWD | 0.00 | 12.62 | 164.97 | 23.29 |
Soil | Soil water holding capacity (mm) - SWHC | 13.08 | 46.89 | 85.83 | 16.46 |
Soil | Soil pH | 3.95 | 5.89 | 8.48 | 1.30 |
Soil | Soil C:N | 7.64 | 16.87 | 42.38 | 5.42 |
Stand structure | Canopy openness (%) - O | 0.59 | 13.21 | 56.29 | 10.67 |
Stand structure | Total basal area (m 2/ha) | 10.72 | 36.65 | 133.30 | 18.46 |
Stand structure | Spruce basal area (m 2/ha) | 0.00 | 13.40 | 66.89 | 13.32 |
Stand structure | Fir basal area (m 2/ha) | 0.00 | 12.72 | 107.07 | 16.09 |
Stand structure | Beech basal area (m 2/ha) | 0.00 | 6.49 | 64.28 | 9.62 |
Topography | Altitude (masl) | 515.42 | 1275.03 | 1795.79 | 307.11 |
Topography | Slope (∘) | 0.00 | 26.40 | 56.00 | 10.84 |