Nitrogen Fertilizer

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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Nitrogen Management Decisions Finalized in 2023 Competitions

September 13, 2023
A summary of the nitrogen (N) decisions made in each 2023 TAPS competition and some conclusions derived from the decisions.

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Ron and Brad Makovicka standing in field

Growing Results: Nitrogen Fertilization in Soybeans

August 25, 2023
Learn about the Makovickas' 2023 on-farm research, which includes studying how soybeans in high-yield environments respond to supplemental nitrogen.

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Growing Results: Nitrogen Management in Corn

July 27, 2023
Learn about current on-farm research efforts by a central Nebraska producer that aim to identify the impact of nitrogen rates on net return.

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Fertilizer-nitrogen Injury to Corn

May 17, 2023
Nebraska Extension recommendations on minimizing crop injury from anhydrous ammonia applications.

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Tractor spraying soil
For producers planting corn-on-corn this growing season, Nebraska Extension encourages taking soil samples to determine accurate nitrate levels and adjusting N application rates accordingly, as there may be considerable amounts of residual nitrogen left from the previous corn crop.

Understanding Soil Residual Nitrogen and its Dollar Value for Next Crop

March 14, 2023
For producers planning corn-on-corn this growing season, there may be a substantial opportunity to reduce nitrogen fertilizer applications, as drought and reduced yields likely left higher-than-normal residual N in many fields.

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Farmers discuss ag tech
Taylor Cross (right), a graduate student in mechanized systems management, speaks with Nebraska ag producers Doug Jones (left) and Tony Jones about the sensor-based fertigation management technology that’s been shown to increase nitrogen-use efficiency and profitability in on-farm research. (Photo courtesy Nebraska Today | Hannah Gaebel Dorn, HG Images)

Sensor-based Fertigation Management Research Boosts Efficiency, Profitability

March 9, 2023
Tested on cornfields in eastern Nebraska, the study's sensor-based fertigation produced about 44 pounds more grain per pound of nitrogen than traditional methods, with an increase in profitability ranging from $28-$40 per acre.

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Jinliang Yang in sorghum field
Jinliang Yang, assistant professor of agronomy and horticulture, is leading an effort to better understand sorghum’s genetic makeup to improve the crop’s nitrogen use efficiency. (Photo by Craig Chandler, University Communication)

Husker Research Hones in on Sorghum’s Genetic Makeup to Improve Nitrogen Efficiency

October 6, 2022
This new research will focus on increasing sorghum’s fertilizer use efficiency, as well as other aspects of sorghum’s fertilizer use, including nitrogen sensing, signaling and downstream regulatory pathways.

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