Agricultural Irrigation

Agricultural Production Agricultural Irrigation

Agricultural Irrigation

Agricultural water users can optimize water use efficiency and protect the quality of water resources by applying basic information about irrigation systems, crop water use and management practices.

Now is the Time of Year to Check Pivot Performance

center pivot

Derek M. Heeren1, Associate Professor and Water for Food Global Institute Faculty Fellow

Steven R. Melvin2, Extension Educator

Aaron Nygren3, Associate Extension Educator

Eric Wilkening1, Undergraduate Research Assistant

 

1 Department of Biological Systems Engineering, University of Nebraska-Lincoln

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Is It Too Easy To Turn The Irrigation Water On?

I have worked with irrigation management for almost 20 years. Today most farmers are doing a better job than when I started, however many still tend to over apply water -- leaving room for improvement. That left me wondering “Why” and “What could help more farmers apply the optimal amount of irrigation water?”

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Nebraska Groundwater Levels Rise Following Wet Year

Groundwater level changes for Nebrasks for 2018 versus 2019
Groundwater levels across much of Nebraska continue to rebound from the historic 2012 drought, according to the 2019 Groundwater-Level Monitoring Report. On average, wells measured in spring 2019 saw a 2.63-foot increase in groundwater levels statewide.

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Safety Concerns with Center Pivot Irrigation Systems

480V Electric Irrigation Motor
Center pivot irrigation systems have several potential hazards, so personal safety is a priority!

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Problems Regarding Operating Pressure & Uniformity

Center pivot irrigation system with a leak at the end tower
Center pivots operation below or above the designed water pressure can create uniformity issues across the field and/or increase operating expenses.

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