Chapter 1.2 Cultivars, Clones, And Root Stocks

Question 1

The study of the botanical description, identification, and classification of plants belonging to the genus Vitis and of their usefulness to viticulture.

Answer 1

Ampelography

Question 2

Cultivated grapevines of similar vegetative and reproductive appearance are called “ “ by growers and “ “ by botanists.

Answer 2

grape varieties

cultivars

Question 3

Somatic mutation

Answer 3

Mutations that occur in the dividing cells of the shoot apical meristem. Typically happens during bud formation.

Question 4

Sequences of DNA that moves from one libation in the genome to another.

Answer 4

jumping genes

Question 5

What fathered Merlot and Carmenere?

Answer 5

Cab franc

Question 6

Syrah crossed with Peloursin have rise to..

Answer 6

Petit sirah

Question 7

Anemic cultivars

Answer 7

Varieties with small white grapes

Question 8

Nomentanic cultivars

Answer 8

Low yielding varieties with red grapes

Question 9

Apianic cultivars

Answer 9

high yielding varieties with poor quality

Question 10

Proles

Answer 10

offspring

Question 11

Proles Occidentalis

Answer 11

highly fruitful wine grape varieties of central and western Europe with small clusters of small berries with small seeds

Riesling
Chardonnay
Sauvignon Blanc
Pinots
Cabernet
Semillon

Question 12

Proles orientalis

Answer 12

mostly table grape varieties with low bud fruitfulness and large clusters of large, elongated berries with either large seeds or part to no seeds.

Thompson
Muscat
Cinsaut

Question 13

Proles pontica

Answer 13

fruitful varieties with small to medium round berries with very small to very large seeds.

Furmint
Clairette
Black Corinth

Question 14

Clones are selected by fruitfulness, fruit flavor, and wine quality but are also selected by…

Answer 14

Absence of viral disease, healthy growth, consistent yields, high wine quality, disease resistance, and drought tolerance.

Question 15

Specialized stock material to which grape cultivars with desirable fruit properties are grafted.

Answer 15

Rootstock

Question 16

The shoot portion of the 2 grafting partners

Answer 16

scion

Question 17

Fine and woody roots

Answer 17

Fine roots: resource acquisition

Woody roots: anchorage, transport and storage

Question 18

Meristematic zone

Answer 18

point on root whet cells are dividing and growing

Question 19

Elongation zone

Answer 19

point on the root where the cells grow and elongate. above meristematic zone. growers skin

Question 20

Absorption zone

Answer 20

point on root that contains hairs and can absorb nutrients

Question 21

From form to function

Answer 21

Root cap: protection, lubrication, gravity perception
Apical meristem: call division and differentiation
Root hairs: water and nutrient uptake
Vascular cambium: xylem and phloem production
Cork cambium: cork protection
Xylem: water and nutrient transport
Phloem: assimilate transport
Parenchyma: storage and pathogen defense