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
Wheel/Lateral
I.D.
Centre Pivot
First Central Pivot in AB (and Canada)
What City?
What year did it arrive and from what State and how long was it used?
First centre pivot irrigation in Canada Burdett, AB
In 1962 from Nebraska, used for 25 years
ID the type of Irrigation
Ditch/Furrow Irrigation
ID the type of Irrigation
Ditch/Furrow Irrigation
ID the type of Irrigation
Sprinkler/Overhead Irrigation
ID
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%
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