Nitrogen Fertilizer

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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Cover crop mix in field
The Cover Crops Field Day is free to attend, scheduled for 1-3 p.m. April 30 in Concord. (Photo by Katja Koehler-Cole)

April 30 Cover Crops Field Day Includes Tours and Research Updates

April 4, 2024
Attendees of the Cover Crops Field Day will learn about the N equivalence of cover crops, identifying species and understanding growth stages, and ways to incorporate cover crops to mitigate nitrate leaching in cornfields.

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Green alfalfa field
Evaluating your alfalfa stand in the spring is key to planning management and setting expectations for this year.

Pasture and Forage Minute: Evaluating Alfalfa Stands, Fertilizing Cool-season Grass

March 26, 2024
Recommendations on getting an accurate assessment of alfalfa stands this spring and fertilizing cool-season grass pastures and hayfields for optimal forage yields.

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Tractor applying nitrogen fertilizer in bare soil field

How Can a Warm Winter and Spring Affect Nitrogen Availability for the Upcoming Crop?

April 3, 2024
With a warmer start to the 2024 growing season, more nitrogen could be available in the soil. To estimate the amount of fertilizer N to apply this year, extension educators review how to conduct a late spring soil nitrate test. 

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Laura Thompson and host on RFD-TV live

Thompson Discusses New Nitrogen Management Tool on RFD-TV

March 12, 2024
Nebraska Extension Educator Laura Thompson shares insights on how UNL's new nitrogen tool will help farmers determine fertilizer needs for their operation and find more success in their overall farm management goals.

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Corn field at sunset
In a new user-friendly format, UNL's updated nitrogen tool is now accessible via mobile devices, for use anywhere on the farm.

University Releases Web-based Nitrogen Management Tool for Corn Growers

December 13, 2023
Available now on CropWatch, the web-based tool allows users to input data for individual fields to help fine-tune their nitrogen applications, and maximize yield and profitability.

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Researcher kneels in field to gather sample

2024 Soils School to Feature Fundamentals of Soils and Nutrient Management

November 29, 2023
During the two-day school in February, leading experts from the University of Nebraska will present research-based recommendations of primary crop nutrients, including nitrogen, phosphorus and potassium.

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Pivot Bio test field satellite imagery

Growing Results: Pivot Bio Proven 40

October 18, 2023
An on-farm study in Dawson County is evaluating the impact of Pivot Bio's Proven 40 across a range of nitrogen rates.

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