Table 1.
Hive strength and hours below 32°C
| Hive | Active frames | Mean temperature | Hours 32–36°C | Hours < 32°C | ||
|---|---|---|---|---|---|---|
| Departure | Arrival | Final | ||||
| IB1 | 2 | 0 | 0 | 13.9 | 0 | 101 |
| IF1 | 2 | 2 | 0.5 | 31.0 | 43 | 58 |
| IM1 | 4 | 0.5 | 0 | 21.8 | 2 | 99 |
| IM2 | 8 | 3.5 | 0 | 33.1 | 85 | 16 |
| OB1 | 13 | 13 | 16 | 34.5 | 101 | 0 |
| OB2 | 8 | 5 | 6 | 35.7 | 101 | 0 |
| OF1 | 13 | 13 | 0.5 | 35.0 | 101 | 0 |
| OF2 | 10 | 10 | 3 | 32.9 | 72 | 29 |
| OM1 | 5 | 0.5 | 0 | 31.6 | 57 | 44 |
| OM2 | 11 | 11 | 5.5 | 34.8 | 101 | 0 |
Hive strength is measured in the number of active, colonized frames. Internal hive temperature is shown as the number of hours within or below normal thermoregulation range.