Herbicide Resistance

Palmer amaranth field day demo
Amit Jhala, Nebraska Extension Weed Management Specialist, demonstrating results of weed management research program in soybean field to clientele.

Nebraska Extension Field Day for Management of Atrazine/Glyphosate-Resistant Palmer Amaranth

June 9, 2021
The in-person Palmer amaranth field day will feature on-site demonstrations on controlling atrazine/glyphosate-resistant Palmer amaranth in Roundup Ready/LibertyLink corn, Enlist corn and non-GMO white corn in Nebraska.

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Cover crop termination timing chart

Managing Residual Herbicides with Cover Crops

April 8, 2021
This article discusses the fate of residual herbicides applied to crop residue and living cover crops, and how this may influence herbicide effectiveness.

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Dicamba damaged soybean plants
These LibertyLink® soybeans show signs of damage after dicamba (XtendiMax®) was applied to a research field during a 2018 project.

Factors to Consider When Multiple Herbicide-Resistant Soybean Traits Coexist

April 6, 2021
Confused about which soybean traits are resistant to dicamba or glufosinate? This NebGuide will help you through the process of making the best decision for your farm.

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AgHort seminar series banner

Spring Agronomy Talks Highlight Innovative Ag Systems, Research

March 31, 2021
With several seminars remaining for April and May, the 2021 Agronomy and Horticulture Seminar Series will highlight herbicide resistance, plant breeding technology, pasture productivity and more.

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dry bean field

Herbicides for Corn, Dry Bean Rotation in Nebraska

November 6, 2020
Corn is the most common rotational crop planted the year before dry bean in western NE. However, herbicide programs must be chosen with foresight as many corn herbicides can injure dry beans the next season due to crop rotation restrictions.

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screen shot of resistance calculator web application

Herbicide Resistance Risk Calculator: A New Resistance Management Tool

October 29, 2020
In order to calculate an herbicide resistance risk score, four years of crops need to be entered. Once herbicides are chosen for all four years and a weed species is selected, the model will calculate an herbicide resistance risk score for each herbicide site of action that was selected.

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palmer amaranth research plot

How to Control Palmer Amaranth in Dry Beans in Nebraska

September 10, 2020
Palmer amaranth emergence occurs throughout the season, generally from early May to late August. Consequently, weed control programs targeting Palmer amaranth need to provide season-long control, or from planting through canopy closure.

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Field trial with one of the herbicides tested in popcorn

Weed Control and Response of Yellow and White Popcorn Hybrids to Herbicides

September 25, 2019
Research-based information on weed control and response of eight commercially available popcorn hybrids to several herbicides labeled for popcorn in Nebraska.

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