Soil / Grape Growing

Question 1

True or False: Water drainage is key in Bordeaux

Answer 1

True

Question 2

True or False: Bordeaux grape varieties are matched to and purposely
grown in the soil type that best suits its needs.

Answer 2

True

Question 3

What are the soil types of Bordeaux?

Answer 3

Gravel, Clay, Limestone, Sand

Question 4

The soil for Saint-Émilion on the Right Bank

Answer 4

Gravel, limestone, sand

Question 5

The soil for Médoc and Graves on the Left Bank

Answer 5

Gravel

Question 6

The soil for Pomerol on the Right Bank

Answer 6

Iron pan under sand and clay

Question 7

Region on the Left bank that uses:
* Gravel, with great moisture draining properties. Perfect for
Cabernet Sauvignon.

Answer 7

The Medoc

Question 8

What soil is in Graves AOP?

Answer 8

Gravel

Question 9

How is the soil described in Entre-Deux-Mers AOP

Answer 9

Very Fertile Soil

Question 10

Which region is located on the right bank and uses Soils
* Proportions vary depending on the location
– Large bed of silt, clay, and gravel
– Limestone plateau
– Sand

Answer 10

Saint-Émilion

Question 11

What soils are in Pomerol?

Answer 11

Soils
* Sand
* Clay
* Gravel
* Subsoil of iron pan and rich clay

Question 12

True or False:
Evaporation from large bodies of water and springtime
precipitation contribute to humidity, mold, and rot.

Answer 12

True

Question 13

Is humidity beneficial for the formation of noble rot in
sweet wine production, like in Sauternes

Answer 13

Yes

Question 14

What are the two types of rots that are not good for grapes?

Answer 14

black and grey rot

Question 15

Another name for the fungus Guignardia bidwelli which attacks young shoots, stems, leaves, berries and spreads only in mild, wet weather

Answer 15

Black rot

Question 16

The Botrytis bunch rot, also known as grey mould, can lead to a moldy vinegary smell

Answer 16

Grey rot

Question 17

The rot when given the right weather, called pourriture noble in French, and make the world’s finest sweet wines

Answer 17

Noble rot

Question 18

when cold air sinks below 0°C and freezes water on surfaces, including new buds on grapevines.

Answer 18

Springtime frost

Question 19

a significant impact on the vintage yield, as the buds can be killed and won’t have time to rebud and flower. In some cases, growers have lost almost their entire year’s production in just a few days

Answer 19

Springtime frost

Question 20

Some factors that can contribute to spring frosts in Bordeaux:
1. ______: Can cause vines to bud earlier than usual
2. ______: Can cause a mismatch between the climate and the vines’ vegetation cycle

Answer 20

1. Mild winters
2. Climate desynchronization:

Question 21

List ways winegrowers can combat spring frosts,

Answer 21

1. wind machines
2. candles, and torches in their vineyards.
3. postponing pruning, soil cultivation to gain some time before the frost

Question 22

a liquid fungicide, bactericide, and algaecide that’s made from copper sulfate, hydrated lime, and water

Answer 22

Bordeaux Mixture

Question 23

• know as bouillie bordelaise in French
  -Used by traditional growers
  -One of the few preparations permitted in organic and biodynamic viticulture
• chemical used to control down mildew, fungal diseases, and bacterial diseases

Answer 23

Bordeaux mixture