Vineyard Management Flashcards

1
Q

When talking about Site Selection, what three main considerations must be made?

A

Environmental conditions
Business considerations
Grape variety

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2
Q

At what age are most vines replaced?

A

30-50 years old

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3
Q

What are the two types of vine training?

A

Head training

Cordon training

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4
Q

In which two seasons will vine pruning happen?

A

Winter and Summer

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5
Q

The number of what is dictated by winter pruning?

A

Number of buds that will form shoots in the next growing season

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6
Q

What are the two styles of winter pruning?

A

Spur pruning

Replacement cane pruning

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7
Q

How many buds are typically left on a spur?

How many on a cane?

A

2-3 buds

8-20 buds

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8
Q

Replacement cane pruning will generally only be used on vines trained in which way?

A

Head trained

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9
Q

What is another name for replacement cane pruning?

A

Guyot

single Guyot or double Guyot if two canes retained

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10
Q

What does trimming leaves in summer pruning achieve?

A

Restricts vegetative growth which directs sugar production to the grapes
Increases sunlight exposure

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11
Q

Bush vines are generally … trained and … pruned?

A

Head-trained and spur-pruned

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12
Q

What is the name of the bush vine technique used in Beaujolais?

A

Gobelet

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13
Q

What are the three benefits of having a trellised vineyard?

A

Sunlight
Air circulation
Mechanisation in the vineyard

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14
Q

What is the most common system used in a trellised vineyard?

A

Vertical Shoot Positioning (VSP)

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15
Q

What can be done to mitigate the risk of sunburn when using VSP?

A

Let the canopy hang down

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16
Q

What two factors will most likely be considered when planting, as far as density is concerned?

A

Availability of nutrients and water

17
Q

What might happen if there are too few buds on the vine?

A

Each bud will have access to too much energy and grow vigorously

18
Q

In fertile soils, what technique has been developed to limit the growth of vines where high-density planting is not enough?

A

Training vines with multiple cordons

19
Q

What technique is used if yields look like they might be too high?

A

Green harvesting

20
Q

Why is green harvesting risky?

A

If done at the wrong time the vine may compensate for lost grapes by increasing grape size (yield may return to original size and be dilute)

21
Q

What are the five main pests in the vineyard?

A
Phylloxera
Nematodes
Birds
Mammals
Insects
22
Q

What are the 6 steps of vineyard cycle?

A
  1. Budburst
  2. Early shoot and leaf growth
  3. Flowering and fruit set
  4. Veraison and berry ripening
  5. Harvest
  6. Winter dormancy
23
Q

How are viruses generally spread?

A

Nematodes and cuttings

24
Q

What are bacterial diseases typically spread by?

A

Sharpshooters

25
Q

Viruses and bacterial diseases are treated by?

A

Digging up the vine and sanitising the land

26
Q

What are the three main agricultural practices for grape-growers who wish to reduce the quantity of chemicals

A

Sustainable agriculture
Organic agriculture
Biodynamic agriculture

27
Q

What is MOG?

A

Matter Other than Grapes

28
Q

What are the main benefits of machine harvest?

A

Less of a workforce
Speed
Harvest at night

29
Q

What are the limitations of machine harvesting?

A

Land must be flat or gentle slope
Grapes must fall easily from stem and not be easily damaged
Cant be used for wholebunch