Heat Hazards Flashcards
1
Q
What are 3 heat hazards?
A
- Winter
- Frosts
- Growing Season
2
Q
What temp would kill a vine?
A
-20c
3
Q
What is the impact of a mild winter resulting in no vine dormancy?
A
Poor quality yield
4
Q
What impact does frost have?
A
Kills buds/shoots
5
Q
What are 4 methods of countering spring frosts?
A
- Heater
- Wind Machines
- Sprinklers
- Vineyards design: slopes/train high
6
Q
What impact does a cold spring have?
A
Delays budburst
7
Q
What may be the impact of delayed budburst?
A
Shortened growing seasons
8
Q
What may happen if it’s too warm in summer?
A
Vine activity slows/stops
