module 3 Viticulture

Question 1

Term for the portion of the vine that includes branches, leaves, and fruit

Answer 1

Canopy

Question 2

Term used for the process where in unrooted cutting is inserted into the trunk of an existing vine

Answer 2

Field grafting

Question 3

Age at which a grape vine begins to decline in vigor

Answer 3

20 years

Question 4

Ideal degrees of latitude for commercial viticulture

Answer 4

Between 30 and 50°

Question 5

Minimum temperature required for budbreak

Answer 5

50°F

Question 6

Ideal weather conditions for flowering

Answer 6

Warm and dry (rain or wind can hinder fertilization)

Question 7

Term used for the transition from flower to berry

Answer 7

Berry set or fruit set

Question 8

Condition where many flowers do not develop into grapes

Answer 8

Couture (“Shatter”)

Question 9

Abnormal fruits that resulting in many small, seedless berries in the grape bunches

Answer 9

Millerandage

Question 10

The ripening of the grapes

Answer 10

Veraison

Question 11

Typical time from budbreak to harvest

Answer 11

140 to 160 days

Question 12

The process by which sunlight is used by the vine to create sugar?

Answer 12

Photosynthesis

Question 13

Process by which water evaporates through the openings in the vines leaves

Answer 13

Transpiration

Question 14

Process by which sugars are broken down and used by the vine as energy

Answer 14

Respiration

Question 15

Process by which materials are moved from one area of a plant to another

Answer 15

Translocation

Question 16

French term for the combined natural factors of a vineyard

Answer 16

Terroir

Question 17

Average annual water needs of a grape vine

Answer 17

20-30 inches

Question 18

Bacterial disease carried by the c

glassy-winged sharpshooter

Answer 18

Pierces disease

Question 19

Fungal disease also known as odium

Answer 19

Powdery mildew

Question 20

Fungal disease also known as Perenospera

Answer 20

Downy mildew

Question 21

Root-eating louse that almost killed off the great vineyards of Europe (and then the world)

Answer 21

Phylloxera

Question 22

Type a vine training that does not use a trellis system

Answer 22

Head training or Bush training

Question 23

Type of vine training where vines are trained up a tall support

Answer 23

Pergola

Question 24

Type of Cane-pruned vine training system using one cane from each vine, each trained in the same direction

Answer 24

Guyot

Question 25

Type of spur-trained vine system with branches from each vine trained along a wire

Answer 25

Cordon

Question 26

VSP

Answer 26

Vertical shoot positioning

Question 27

Unit of value used to measure sugar ripeness in the US

Answer 27

Degrees Brix

Question 28

Unit of value used to measure sugar brightness in Germany

Answer 28

Oechsle

Question 29

Unit of value used to measure sugar rightness in France

Answer 29

Baume

Question 30

IPM

Answer 30

Integrated pest management

Question 31

Philosophy of viticulture often credited to Rudolph Steiner

Answer 31

Biodynamics

Question 32

Term used for a vines branches, while they are young and pliable.

Answer 32

Canes

Question 33

The creation of sugar

Answer 33

Photosynthesis

Question 34

The breakdown of sugar (and other compounds) for energy

Answer 34

Respiration

Question 35

The evaporation of water from the plant

Answer 35

Transpiration

Question 36

The movement of materials within the plant

Answer 36

Translocation

Question 37

Describe the ideal conditions for photosynthesis

Answer 37

Warm days, long days, sunny skies, minimal shading, Southern aspect (Northern aspect in the Southern Hemisphere), well managed vine canopy

Question 38

Define "diurnal temperature swings" and describe how they can impact and character of grapes:

Answer 38

Variation in temperature swings from high to low. Great for holding onto milligauss it, as respiration slows down at night and minimized acid loss

Question 39

How much time generally passes between budbreak and harvest?

Answer 39

140 - 260 days

Question 40

Describe the changes that begin to occur in the grape during veraison

Answer 40

Sudden spurt towards ripeness, red grapes begin to change color, white grapes turn translucent or yellow, sugar increases, acid levels fall, seeds turn woody

Question 41

In your own words, define "terroir"

Answer 41

Sense of place | The combined natural aspects of a vineyard, soil, climate, drainage, sunlight, and more

Question 42

"Climate" refers to the overall, historic weather pattern of a particular place, while "weather" refers to the actual conditions experienced.

Answer 42

True

Question 43

Match the wine region with the general climate type: Willamette Valley Rioja Tuscany

Answer 43

Willamette Valley - Maritime Rioja - Continental Tuscany - Mediterranean

Question 44

Which of the following conditions will be experienced by the Vineyard at a higher elevation, as compared to a vineyard located on the valley floor?

Answer 44

Less fog More wind Cooler climate Larger diurnal temperature swing

Question 45

Describe the differences you would expect to experience (in terms of aroma, taste, flavor, texture, etc.) between a glass of red burgundy and a glass of Napa Valley Cabernet Sauvignon

Answer 45

A red burgundy will have an earth forward aroma and taste of strawberry, mushroom, earth, and South Sandalwood. My body and more salmon color, soft tannins A Napa Cab will be fruit forward with black cherry, black current, coffee, Carmel flavors. Fuller bodied lower acidity and ruby color. Higher tannic structure

Question 46

Term used for a vines branches, while they are young and pliable.

Answer 46

Canes

Question 47

Term for the portion of the vine that includes branches, leaves, and fruit

Answer 47

Canopy

Question 48

Term used for the process where an unrooted cutting is inserted into the trunk of an existing vine

Answer 48

Field Grafting

Question 49

Age at which a grapevine begins to decline in vigor

Answer 49

20 years

Question 50

Ideal degrees of latitude for commercial viticulture

Answer 50

Between 30 and 50 degrees

Question 51

Minimum temperature required for bud break

Answer 51

50 degrees F

Question 52

Ideal weather for conditions for flowering

Answer 52

Warm and dry (rain or wind can hinder fertilization)

Question 53

Term used for the transition from flower to berry

Answer 53

Berry set or fruit set

Question 54

Condition where many flowers do not develop into grapes

Answer 54

Collier ("Shatter")