Fertilizer

nitrogen fertilizer being applied to corn
Photo by Richard Ferguson

Tips for In-season Nitrogen Management in Corn

April 29, 2020
This spring conditions are good for pre-plant fertilizer, but there are still considerations that justify shifting more nitrogen application to in-season versus pre-plant.

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dairy cattle

Emergency Use of Milk as a Fertilizer Q&A

April 23, 2020
Difficult challenges in the dairy industry such as those resulting from COVID-19 result in times when a market is not available for milk. When those occur, using milk as a crop fertilizer may provide a short-term option for gaining some value from milk.

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Two Nutrient Management Decision Tools Updated

April 16, 2020
Recently, two nutrient management tools produced by Nebraska Extension have been updated and are now available.

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Proposed Changes to Nebraska Recommendations for Manure Nitrogen Credit

April 7, 2020
Managing manure for economic and environmental benefit is based, in part, upon our ability to efficiently recycle manure nitrogen (N) between animals and crops.

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Nebguide g2322

New NebGuide - Crop Management to Reduce Soil Nitrous Oxide Emissions in Nebraska

February 24, 2020
A new NebGuide, G2322, authored by Bijesh Maharjan, Virginia Jin, Laila Puntel, Javed Iqbal, Tyler Williams, Humberto Blanco and Charles Wortmann, is available in both html and PDF formats.

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Figure 1. Farmers examining different fertility treatments during 2019 August Field Day near Grant, NE.
Figure 1. Farmers examining different fertility treatments during 2019 August Field Day near Grant, NE.

Soybean Fertility Study in Western NE: What is Limiting High Yield and Protein?

February 7, 2020
Public universities and private companies were contacted early in 2019 to provide input on the study protocol that would compare multiple fertility programs for soybeans in western NE. A total of 12 fertility programs were compared.

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tractor hauling poultry litter

Poultry Litter’s Agronomic and Natural Resource Benefits

January 8, 2020
Many Nebraska farmers are experienced with using beef feedlot and swine manures as fertility products. Over the next few years, Nebraska crop farmers may have opportunities to consider using broiler poultry litter as a soil amendment and fertilizer.

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Figure 3

Agronomic Management for Reduced Nitrate Leaching

January 7, 2020
The leaching of nitrate to groundwater and the increasing occurrence of groundwater with excessive nitrate levels for human consumption is a major concern in Nebraska. The amount of leached NO3- depends on soil NO3- concentration at different soil depth layers and the quantity of water movement downward through these soil layers to beyond the root zone.

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