Irrigation Management

Alfalfa field irrigated by center pivot
Early season irrigation linked with first cutting alfalfa can potentially lower water use sharply, as transpiration is lower when the leaf foliage is removed.

Pasture and Forage Minute: Early Season Irrigation, Controlling Alfalfa Weevil

April 23, 2024
This week, extension educators discuss strategies for early season irrigation of alfalfa to lower seasonal water use, controlling alfalfa weevil and flash grazing in spring to mitigate early pasture weeds.

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Mountainous terrain covered in snow
Old Main Peak range covered in snow. (Photo by Gary Stone)

Reclamation Provides Snowmelt Runoff Estimates at Yonts Conference

April 18, 2024
No water allocations are expected for the 2024 growing season, in part due to carryover from the 2023 season.

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UNL-TAPS: Reflections on Seven Years of Irrigation and Nitrogen Management

April 11, 2024
Extension insights on the year-to-year variability in corn yield response to irrigation and nitrogen (N) fertilizer rates throughout seven years of the TAPS sprinkler irrigated corn competition.

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Pathfinder Dam as water rushes
The Pathfinder Dam overflows in 2016. Reclamation will release water over the dam in years with abundant rainfall. (Photo by Gary Stone)

Nebraska Extension Hosts Yonts Water Conference in April

March 29, 2024
This year's Yonts Water Conference will include insights on new irrigation technologies, 2024 weather and basin runoff outlooks, plus an update on the Goshen/Gering-Fort Laramie canal tunnel replacements.

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Tire tracks in muddy clay soil
Producers who struggle with poor drainage in gumbo soil have several options for improving water retention and overall soil health. One beneficial practice is manure application, which helps reduce bulk density and improves soil aggregation.

The Soil Health Exchange: Addressing Waterlogging Issues with Soil Health Management

January 30, 2024
Fields with diverse soil types can pose distinct challenges in water management, especially under pivot irrigation. In this article, UNL experts review factors that contribute to waterlogged soil and several practices that can improve drainage issues. 

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Corn field under center pivot
A water-saving strategy, deficit irrigation represents an important concept in managing water use through irrigation as groundwater depletion rises across the U.S.

The Economics of Deficit Irrigation Utilizing Soil Moisture Probes

December 15, 2023
Cornhusker Economics experts examine the financial impact on producers using a deficit irrigation strategy in corn.

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Center pivot running over field
Research demonstrates that investing in nozzle replacement will not only mitigate potential losses but also provide an opportunity for substantial profit.

The Importance of Maintaining High Uniformity of Water Application of Center Pivot

November 30, 2023
For optimal crop production, it's crucial that a center pivot distributes water uniformly across the field. In this UNL project, researchers studied the impacts of center pivot maintenance in a low-yielding Nebraska field.

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Richard Faflak adjusting pivot valve
Richard Faflak, KZValve mechanical engineer, adjusts a valve at the annual Panhandle Agriculture Research and Technology Tour before a tour group goes by in June. (Photo by Chabella Guzman)

UNL, Nebraska Company Collaborate on New Valve for Pivot Irrigation

November 2, 2023
A new pivot valve, created by KZValve of Greenwood, Nebraska, has self-power generating capabilities that could potentially be used in partial variable rate irrigation.

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