Table 2. Results of regression analysis.
| Environmental parameter | Regression slope | p |
|---|---|---|
| Sun exposure index | 0.004 | 0.83 |
| Snow cover persistence index | 0.002 | 0.0001 |
| Peak summer mean temperature | -0.003 | 0.0001 |
| Length of winter | 0.082 | 0.0001 |
| Ca+2 in soi | -37.892 | 0.0006 |
| Mg+2 in soil | -19.029 | 0.0005 |
| Soil pH | -0.001 | 0.0002 |
| Soil pH in KCl solution | -0.001 | 0.0005 |
| K+ in soil | -0.533 | 0.76 |
| Phosphates in soil | 0.221 | 0.17 |
| Soil conductivity | -0.142 | 0.004 |
| Nitrates and Nitrites in soil | -0.023 | 0.03 |
| Organic matter in soil | -0.001 | 0.63 |
Slopes of regressions are shown describing the relationships between physicochemical conditions in soil and climatic parameters against elevation. Values significant at p < 0.05 are boldfaced.