Table 1.
Measured adaptive traits and residual variance components summarised by region.
| Region | Within-population variance components | ||
|---|---|---|---|
| Height | Bud break | Leaf senescence | |
| BC Northeast | 0.61 (0.06) | 8.4 (1.7) | 5.2 (2.7) |
| Northern AB | 0.71 (0.04) | 8.9 (1.3) | 6.6 (1.4) |
| AB Foothills | 0.87 (0.03) | 9.2 (1.0) | 10.3 (1.4) |
| Central AB | 0.81 (0.03) | 8.8 (0.8) | 7.5 (0.8) |
| Saskatchewan | 0.80 (0.04) | 8.9 (0.9) | 6.2 (0.7) |
| Minnesota | 0.94 (0.06) | 13.1 (1.5) | 8.3 (1.2) |
Standard errors (SE) in parentheses. Height measurements were taken at all five test sites. Bud break and leaf senescence was measured only at the central Alberta test site.