Viticulture Flashcards
What is the French word for natural reproduction that a vine takes?
Provignage
For planting a new vineyard, cuttings are either planted to take root on their own or are grafted onto a rootstock. True/False
True
What are the tiny worms that can damage a vine?
Nemotode
What does Vieilles Vines mean?
Old Vines
Describe the procress of the vine through growing season. Ie) each stage
Buds Develop Leaves Seperate Flowering begins Flowering Effects Veraison Full Ripeness of the grape
What is verasion?
This is the onset of ripening
What does Vinifera translate to or mean?
Wine-bearing
What is the powdery mildew to attack grapes?
Oidium
What is the downy mildew to attack grapes?
Peronospera
Grey rot is known as?
Botrytis
The noble rot is known as?
Botrytis
What is the louse that feasts on the roots of the vine?
Phylloxera (phy-lox-ree-uh)
Name 3 trunk diseases that effect the vine.
Eutypa dieback, esca, black dead arm
What spread’s Pierce’s Disease?
The glassy-winged sharpshooter
What is Pierce’s Disease?
Bacterial disease for vines
What happens to vines with leafroll virus?
Leafroll virus cuases the leaves to turn deep red andf turn downwards and reduces yeilds to up to 50%
What is the best protection against mildews on vines?
Copper sulphate
What is another name for copper sulfate/sulphate for wine growers?
Bordeaux mixture
Name 3 influences of climate and weather on vines
Sunlight, wind, precipitation, humidity, temperature
Cool climate wines typically have the following for:
Acidity(high/low)
Alcohol(high/low)
Body(high/low)
Acidity(high)
Alcohol(low)
Body(low)
Warm climate wines typically have the following for:
Acidity(high/low)
Alcohol(high/low)
Body(high/low)
Acidity(low)
Alcohol(high)
Body(high)
Why do warm climate wines have higher alcohol and less acidity
This is typically due to the length of the growing season and the ripeness of the grape that is obtained during that period. Riper means more sugars and high alcohol and less acidity
What can happen to the grape if it rains right before or during harvest
The grapes can swell with water, diluting the grape.
What is a macroclimate?
Overall climate of a specific region. Like fog over the whole valley.