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Effect of temperature on shoot emergence in radicle-emerged seeds of Viburnum betulifolium and V. parvifolium
| Species | Temperature (°C) | Incubation time (weeks) | Shoot emergence (%) |
|---|---|---|---|
| Viburnum betulifolium | 30/20 | 32 | 0 |
| 25/15 | 32 | 0 | |
| 20/10 | 32 | 0 | |
| 15/6 | 32 | 15·5 | |
| 5 | 17 | 100 | |
| Viburnum parvifolium | 30/20 | 32 | 0 |
| 25/15 | 32 | 0 | |
| 20/10 | 32 | 0 | |
| 15/6 | 32 | 0 | |
| 5 | 17 | 100 |
