Table 1 Characterization of the sampling sites. Meteorological data was obtained by 0.5°-resolution CRU grids for the common period 1966–2015. Lc, Larix cajanderi; Ps, Pinus sylvestris
| Â | S1 | S2 | S3 | S4 | |
|---|---|---|---|---|---|
Trees | Lc | 21 | 19 | 14 | 20 |
Ps | 21 | 15 | 15 | – | |
Age (mean + SD) | Lc Ps | 112 ± 33 128 ± 34 | 91 ± 22 84 ± 8 | 148 ± 29 90 ± 41 | 75 ± 16 – |
Latitude | 62°9′N | 62°19′N | 63°21′N | 64°25′N | |
Longitude | 130°31′E | 133°31′E | 137°58′E | 144°3′E | |
Altitude (m asl) | 206 | 245 | 465 | 626 | |
Annual mean T (°C) | − 9.9 | − 11.9 | − 13.2 | − 18.6 | |
Mean MJJA T (°C) | 13.7 | 12.4 | 7.4 | 5.2 | |
Total annual P (mm) | 269 | 281 | 377 | 278 | |
MJJA P (mm) | 161 | 174 | 254 | 191 | |