Irrigating Agriculture

Topic: evapotranspiration

published - 18 October 2019
By Dennis Watson
Weekly Irrigation Requirements – North East Victoria

Weekly Irrigation Requirements – North East Victoria
This update provides ‘reference evapotranspiration’ (ETo) data to assist with improved irrigation scheduling for top yields and high water productivity.Note: To convert mm to megalitres /ha, divide by 100. Eg. 50mm = 0.5ML /ha.
Below is a table showing a possible starting time for irrigation for …
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published - 17 October 2019
By Rob O'Connor
Weekly Irrigation Requirements – Northern Victoria

 
 
Thursday 17 Oct 2019
Weekly Irrigation Requirement$ Summary – Driving Water Productivity
This update provides ‘reference evapotranspiration’ (ETo) information to assist with improved irrigation scheduling for top yields and high water productivity.
 
IRRIGATION SCHEDULING TOOL
This interactive scheduling tool helps you determine the most productive timing for the next surface irrigation for your …
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published - 14 October 2019
By Maxine Schache
Weekly Irrigation Requirements – Mallee

Weekly Irrigation Requirements – Driving Water Productivity
This update provides ‘reference evapotranspiration’ (ETo) data to assist with improved irrigation scheduling for top growth rates and yields for the Mallee region.
ETo graph and readings to week ending 13/10/2019*
 

Potential evapotranspiration is calculated from a number of other measurements such as solar radiation, wind, …
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published - 4 October 2019
By James Paulet
Weekly Irrigation Requirements – Macalister Irrigation District

Macalister ETo Update
26 September to 2 October 2019

Flood irrigation interval for the last week was 11 days
Spray irrigators needed to have applied on average 24mm of irrigation water for the week
The predicted weekly pasture water use for the MID in the next week is 25 mm
Lake Glenmaggie is at 92.2%

* These figures are …
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published - 5 December 2018
By Alexis Killoran
Irrigating in a dry season

In the Macalister Irrigation District, lessons from previous dry seasons have highlighted the need to plan and make early decisions and then monitor and adjust as you go along.
Plan early and consider contingencies
Key points to consider during a dry irrigation season include:
 Do a water budget
Will you have enough irrigation water …
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Farm Planning

published - 29 November 2018
By Rob O'Connor
What to know about Evapotranspiration and how to use it to schedule irrigations

Evapotranspiration provides a relatively objective and reliable estimate of the water requirements of actively growing plants in a farm situation. Evapotranspiration information can be used by irrigators to more accurately schedule irrigations to help achieve top yields and improve water productivity.
What is Evapotranspiration?
Evapotranspiration is an estimate of the loss of …
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