Table 1.
Characteristics of the sites sampled in the late spring (May) and autumn (October) of 1993, 2000, and 2010.
| Site | IT01 (Ritten) | IT02 (Montiggl) |
|---|---|---|
| Location | below Rittner Horn | above Small Lake Montiggl |
| Size | 0.9 ha (confined) | 0.9 ha (confined) |
| Altitude | 1,737 m a.s.l. | 570 m a.s.l. |
| Altitudinal vegetation belt | subalpine | submontane |
| Phytoclimate | Piceetum, subzone warm | Castanetum, subzone cold |
| Vegetation | Coniferous forests and shrubs | Mixed deciduous forests |
| Piceetum subalpinum | Quercetum pubescentis | |
| Bedrock | Silicate (porphyry) | Silicate (porphyry) |
| Soil type* | Haplic podsol | Dystric cambisol |
| Soil properties | ||
| Sand (%; <2,000–63 μm) | 48 | 36 |
| Silt (%; <63–2 μm) | 36 | 51 |
| Clay (%; <2 μm) | 16 | 13 |
| CaCO3 (%) | <1% | <1% |
| pH (CaCl2) | 3.3 | 4.1 |
| SOM (%) | 33 | 12 |
| Corg (%) | 19 | 7 |
| C/N | 24 | 21 |
| N (mg 100 g−1) | 826 | 327 |
| P2O5 (mg 100 g−1) | 4.1 | 1.6 |
| K2O (mg 100 g−1) | 21 | 11 |
| Mg (mg 100 g−1) | 16 | 14 |
*
According to the soil classification of the Federal Republic of Germany (60)