Vines

Question 1

Cross fertilisation vs. hybrid

What’s the difference?

Answer 1

Crossing always makes a new variety.
Crossings are done between vines of same species, usually Vitis Vinifera.
Crossing between the male of vine A with the female of Vine B to produce Vine C.
Crossing is expensive, time consuming and unpredictable.

Hybrids are crosses between vines of different species. Vitis Vinifera is not a wine grape vine.

Question 2

Vine pests include:

Answer 2

Fungus,
Phyloxera
Nematodes
Insects
Birds
Mildew
Viruses
Bacteria

Question 3

Name the insect often responsible for spreading bacterial infection?

Answer 3

Sharpshooters

Question 4

The start of the ripening of the grapes is called?

Answer 4

Véraison

Question 5

Loads of undersized grapes is called?

Answer 5

Millerandage

Question 6

The creation of flower buds is called?

Answer 6

Inflourescence

Question 7

Failure of enough flowers to fertilise is called?

Answer 7

Coulure

Question 8

Difference between a spur and a cane?

Answer 8

Spurs have 2 or 3 buds

Canes have between 8 and 20

Question 9

Difference between a Cordon and a Cane?

Answer 9

The Cordon is a permanent old wood cane with shoots growing from spurs.
A cane is there for the year only, and is Head Trained. Shoots emerge from the buds left on the cane by the grower.