Potatos Flashcards
1
Q
How are they marketed
A
- sold directly by contract to crisp and freed fry companies
- fresh market in capital cities. Then to businesses
- directly to retail outlets
2
Q
Primary markets
A
- French fry industry
- crisp industry
- seed potatoes
- fresh market
3
Q
Potato growing regions
A
Dorigo, Hobart, Ballarat, Toowoomba
Cool climates
4
Q
How it grows
A
No grown from seed, are propagated asexually from tubers.
When planted tubers produce buds that make there way to surface.
They are then covered by soil in a process called hilling.
Total growing season = 18 weeks
5
Q
Methods of applying fertiliser
A
- broadcasting: spread over surface- seed might not access
- in contact with seed- roots can be burned
- in bands 5cm apart in soil- best method
6
Q
Same family as
A
Tomato
Eggplant
7
Q
Potatoes
A
- originated in South America
- are a flower ?
8
Q
Pest
A
Potato moth
- lays eggs which hatch into large and eat tubers
- reduces yield and leafs
- controlled by irrigation, hilling and insecticides
9
Q
Disease
A
Potato leaf roll virus
- makes leaves shrivel up and look like need water
- yield is reduced because leaves cannot function properly to proved food to be stored as starch in potatoes
- prevention includes planting certified disease free seeds
- control includes stopping the spread of the disease by controlling aphids
10
Q
Nutrients needed
A
- nitrogen
- phosphorus
- potassium
11
Q
Issues in industry
A
- sustainability
- pest and diseases
- market competition - lowest prices - buyers eg woollies
12
Q
Planting
A
Depth of 10-15 cm, 20-30 apart
13
Q
Azul
A
Where leaf joins stem
14
Q
Eye
A
A bud of a tuber
15
Q
Tuber
A
A swollen underground stem where the potato stores starch
