Viticulture

Question 1

Which two of the following are offspring of Magdeleine Noire des Charentes?
a. Carmenère
b. Cabernet Franc
c. Cabernet Sauvignon
d. Malbec
e. Merlot
f. Petit Verdot
g. Tannat

Answer 1

Cabernet Sauvignon
Merlot

Question 2

Which one of the following is not an offspring of Sangiovese?
a. Frappato
b. Gaglioppo
c. Nerello Mascalese
d. Nero d’Avola

Answer 2

Frappato

Question 3

Which one of the following is not an offspring of Pinot x Gouais Blanc?
a. Aligote
b. Auxerrois
c. Chardonnay
d. Chenin Blanc
e. Gamay
f. Melon de Bourgogne
g. Romorantin
h. Sacy

Answer 3

Chenin Blanc

Question 4

What is one method that might be used in the vineyard to prevent trunk diseases such as Esca?

Answer 4

Delayed pruning until February or later when there is a lower risk of infection
Treat pruning wounds
Double prune (two passes one in winter and one in spring)

Question 5

What is Esca

Answer 5

A trunk disease in grapevines caused by a fungal infection on trunk wounds

Question 6

One ton of grapes harvested will generally yield approximately how many cases of wine?

Answer 6

Approx. 60 cases

Question 7

Dagger nematodes are responsible for spreading which vineyard disease

Answer 7

Grapevine Fanleaf Degeneration Disease

Question 8

What is shoot density

Answer 8

Number of shoots per unit of measurement (typically meters) of a plant canopy

Question 9

What is the most common name of Noble Rot in France

Answer 9

Pourriture Noble

Question 10

What does adding dry ice, inert gas, or sulfites before fermentation do

Answer 10

Protects the must from oxidation by creating a barrier which helps preserve desired flavors during the fermentation process

Question 11

What is the average rainfall for a majority of standard wine regions

Answer 11

400-800mm annually

Question 12

What is the average rainfall in mm for Bordeaux

Answer 12

850-1,200mm

Question 13

What is the average rainfall in mm for Burgundy

Answer 13

700-900mm

Question 14

What is the average rainfall in mm for Champagne

Answer 14

650-750mm

Question 15

What is the average rainfall in mm in the Northern and Southern Rhône Valleys

Answer 15

North - 700-900mm
South - 600-800mm

Question 16

What is the average rainfall in Alsace

Answer 16

500-600mm

Question 17

What is the average rainfall in Provence

Answer 17

500-700mm

Question 18

What is the average rainfall in the Lower Loire Valley

Answer 18

800-1,000mm

Question 19

What is the average rainfall in the Central and Upper Loire Valley

Answer 19

600-800mm

Question 20

Where would you typically find Colluvial soils

Answer 20

The foothills of mountain ranges

Question 21

What is Veraison

Answer 21

Part of the growing season where grapes change color from green to red or for white grapes, lime green to pale translucent green

Question 22

What fungus causes Powdery Mildew

Answer 22

Erysiphe Necator

Question 23

How does Downy Mildew spread

Answer 23

Water, for ex. summertime rain

Question 24

What is Black Rot

Answer 24

Fungal disease common in humid climates

Question 25

What is Pierce’s Disease

Answer 25

Bacterial infection that prevents the transport of water within a vine, spread by insects such as the Glassy Winged Sharpshooter

Question 26

What are Grapevine Yellows

Answer 26

A category of phytoplasmic diseases spread by Leafhopper insects

Question 27

What is Crown Gall

Answer 27

Bacterial disease that attacks vine tissue during grafting