Table 1.
(A) Weekly soil temperatures (mean ±; s.e. in °C) during the snow-free period of the years 2008–2014 in control (C) and warmed (W) plots. (B) Monthly mean soil temperatures of the year 2013
| (A) | Soil temperature (°C) |
||
|---|---|---|---|
| Week of the year | Equivalent time of a normal year | C | W |
| 27 | 2–8 July | 9·7 ± 0·1 | 11·0 ± 0·1 |
| 28 | 9–15 July | 10·2 ± 0·3 | 11·0 ± 0·2 |
| 29 | 16–22 July | 8·8 ± 0·2 | 10·6 ± 0·2 |
| 30 | 23–29 July | 8·8 ± 0·1 | 10·3 ± 0·1 |
| 31 | 30 July–5 August | 9·8 ± 0·2 | 11·3 ± 0·2 |
| 32 | 6–12 August | 9·4 ± 0·1 | 10·7 ± 0·1 |
| 33 | 13–19 August | 8·1 ± 0·3 | 9·5 ± 0·3 |
| 34 | 20–26 August | 8·3 ± 0·3 | 9·8 ± 0·3 |
| 35 | 27 August–2 September | 8·1 ± 0·1 | 9·5 ± 0·1 |
| 36 | 3–9 September | 7·6 ± 0·1 | 9·2 ± 0·2 |
| 37 | 10–16 September | 4·9 ±0·5 | 6·1 ± 0·4 |
| 38 | 17–23 September | 4·7 ± 0·2 | 6·3 ± 0·2 |
| 39 | 24–30 September | 5·9 ± 0·2 | 7·2 ± 0·3 |
| 40–41 | 1–14 October | Snowfall | |
| Different styling indicates the significant events of snowmelt (underlined), seed dispersal (bold) and snowfall (italic). | |||
| (B) |
2013 soil temperature (°C) |
||
|---|---|---|---|
| Month | Weeks of the year (2013) | C | W |
| July | 29–31 | 10·8 ± 0·8 | 12·7 ± 0·7 |
| August | 31–35 | 7·7 ± 1·1 | 9·3 ± 1·1 |
| September | 35–40 | 4·9 ± 1·2 | 6·5 ± 1·1 |