Table 1.
Location and climatic conditionsa (over 1981–2010) of the six white spruce seed sources used in this study and the three plantation sites.
| Location | LAT | LON | ELV | GDD5 | MAT | TAP | MGST | TGSP | |
|---|---|---|---|---|---|---|---|---|---|
| (°N) | (°W) | (m) | (°C) | (mm) | (°C) | (mm) | |||
| SEED ORCHARD | |||||||||
| SO1 | Wendover | 46.39 | 71.94 | 116 | 1708 | 4.16 | 1093 | 14.85 | 539 |
| SO2 | Fontbrune | 46.43 | 75.74 | 354 | 1588 | 3.42 | 989 | 14.41 | 484 |
| SO3 | Baby | 47.75 | 78.47 | 321 | 1480 | 2.03 | 920 | 14.16 | 454 |
| SO4 | Desroberts | 48.76 | 77.86 | 314 | 1332 | 0.84 | 889 | 13.97 | 420 |
| SO5 | Robidoux | 48.55 | 65.59 | 270 | 1298 | 2.60 | 1117 | 12.87 | 500 |
| SO6 | Falardeau | 48.54 | 71.73 | 351 | 1347 | 1.37 | 1039 | 13.85 | 478 |
| PLANTATION SITE* | |||||||||
| Watford | Ste-Rose de Watford | 46.30 | 70.40 | 385 | 1652 | 3.70 | 1185 | 15.60 | 468 |
| Asselin | Squatec | 47.84 | 68.52 | 370 | 1504 | 2.40 | 1042 | 13.90 | 412 |
| Deville | Robidoux | 48.62 | 65.72 | 530 | 1205 | 1.50 | 1210 | 12.95 | 310 |
a
LAT, latitude; LON, longitude; ELV, elevation; GDD5, Number of growing degree-days ≥5°C; MAT, mean annual temperature; TAP, total annual precipitation; MGST, mean growing season temperature; TGSP, total growing season precipitation.
*
Data for plantation sites are means of years 2013 and 2014.