Water and irrigation Flashcards
Why is water always a concern to producers in the Canadian Prairies?
It is the primary limiting factor to crop production.
When described in terms of water, or from a “water” perspective, what are the two types of farming?
Dry land and Irrigated
Describe dry land and Irrigated.
Dry land (Rainfed) (majority of prairie agriculture) Irrigated: the artificial application of water to land to assist in the production of crops.
What are the two main types of irrigation?
- Wheel/Lateral move
- Centre Pivot
Identify
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Wheel/Lateral
I.D.
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Centre Pivot
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First Central Pivot in AB (and Canada)
What City?
What year did it arrive and from what State and how long was it used?
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First centre pivot irrigation in Canada Burdett, AB
In 1962 from Nebraska, used for 25 years
ID the type of Irrigation
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Ditch/Furrow Irrigation
ID the type of Irrigation
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Ditch/Furrow Irrigation
ID the type of Irrigation
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Sprinkler/Overhead Irrigation
ID
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Sprinkler/Overhead Irrigation
Irrigation in Southern Alberta
- What is the crop under the biggest area of irrigation and what is its percentage?
- what is second and its percentage?
- WhaT IS THIRD?
- what is fourth?
- Forage 43.2%
- Cereal 30.7
- specialty crops 13%
- oilseed 9.6%
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Irrigation Advantages
four/six
PIAM
OA
Producer controls the amount of water
Increase in yield
Another means of fertilizer application
May aid in insect pest management
(5Opportunity to grow a wider variety of crops,
6Aid in temperature management)
Irrigation Disadvantages
4/6
OW c i S
C to I a M S
C o W t t I D
T of I
Disadvantages
Overwatering can increase soil salinity
Cost to install and maintain system
Cost of water to the irrigation district
Timing of irrigation
(5 Leaching 6 Restrictions on water use in drought years)
Approximately how much is a 130-acre centre pivot system?
Between $750,000 to $1,000,000
Where is irrigation for field crops restricted to?
Irrigation for field crops is restricted to the southern prairies in regions with the i_nfrastructure established for irrigation_
Irrigation Districts in Alberta
In the south, areas that have access to irrigation are divided into districts
There are ? districts (in the South Saskatchewan River Basin) that are all members of
(AIPA)
13
Alberta Irrigation Projects Association
In addition, more than ? private irrigation projects that have the authorization to use Alberta’s water resources.
These projects are totally funded, developed and operated by their ?.
2,700
licensees