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Flashcards in Potatoes Deck (20)
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1

What is the average uk yield for potatoes per hectare?

45 tonnes per hectare

2

What percentage of potatoes are used for stock feed?

10%

3

What are disadvantages of growing potatoes?

Expensive to grow
Problems with pests diseases and weeds
Heavily fertiliser reliant
Specialist machinery

4

What is the advantage of growing potatoes?

High yielding with a high gross margin

5

When is the main crop of potatoes harvested?

Autumn

6

Why can't potatoes be grown in close rotation?

Potato cyst nematode

7

When's best to grown in rotations?

1 in every 6 years

8

What soils are best for potatoes?

Fertile peat and silt soils

9

Why is drainage important for potatoes?

Prevent water logging

10

What conditions does the seedbed need to be for potatoes?

Filth free from stones and clods

11

What percentage of uk arable land is affected with potato cyst nematode?

60%

12

What is an example of crop advancement in potatoes?

Plant chatted tubers kept in a cold store dormant instead of seeds

13

How deep should potatoes be planted?

15cm

14

What spacing should potatoes be from each other?

20-40cm

15

When are potatoes planted?

March to April

16

When are potatoes harvested?

September/October

17

What types of herbicides are used for potatoes?

Contact and residual

18

How is potato cyst nematodes controlled?

Clean machinery
Crop rotations
Nematicides

19

What is fungal disease affecting potatoes?

Potato blight

20

What percentage of potatoes are water?

75-80%