Wine Making Flashcards
What is considered a warm climate
Above 18.5
What is the rule for determining which slopes get most heat/light
Those that face the equator (southern hem = facing north)
What does certified organic vineyard mean
No pesticides, herbicides, fungicides
What is a GI?
Legally defined vineyard area within a country
Does a wine have to come from a GI?
No - but must be geographically labelled, eg South Australia, or California
What is difference between GI’s in and outside Europe
Outside Europe, GI’s don’t specify grape variety with v few restrictions
What do GI’s in Europe define
Grapes, and how wines are made
What are the 2 sub divisions of GI in Europe
PDO (protected designation of origin) and PGI (protected geographical indication)
What are the PDO’s in Italy
DOC, DOCG
What are the PDO’s in France
AOP, AOC
What does heat do in fermentation of red wine
Extracts tannin and colour
Describe short maceration method for rose wine
Fermented juice is removed from skins after few hours
2 methods of making rose
Short maceration and blending
4 ways to make sweet wine
- Sweet grapes (noble rot or icewine)
- Remove the yeast (white zinfandel)
- Kill the yeast (add alcohol=fortification)
- Add sugar to dry wine
At what temperature are red wines typically fermented
20 - 32