Weed Management

Cover of the 2019 Guide for Weed, Disease, and Insect Management in Nebraska

Weed, Disease, and Insect Guide Updated for 2019 February 1, 2019

The 346-page comprehensive pest management guide includes new herbicides for field crops and updated herbicide, fungicide, and insecticide efficacy tables. It also includes updated information on how to control resistant weeds, especially Palmer amaranth.

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Graphic listing several questions in the FAQ story

2019 FAQ for RUP Dicamba Herbicides (FeXapan™, Engenia® and XtendiMax®) January 30, 2019

"If I had RUP dicamba training in 2018, do I need training in 2019?" The answer to that question, which is "Yes," and other questions about training and new application requirements for the three RUP dicamba products are covered in this FAQ.

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Pollen-Mediated Gene Flow and Transfer of Herbicide-Resistant Alleles January 22, 2019

Pollen-mediated gene flow at a distance could allow the spread of rare herbicide-resistant alleles and favor the evolution of multiple herbicide-resistant biotypes through the accumulation of different resistant genes in an individual weed or weed population. From the Nebraska Crop Management Conference Proceedings.

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Trial studying efficacy of products on Palmer amaranth

Palmer Amaranth Control in Dry Bean January 14, 2019

Residual herbicides applied at or before planting are critically important to controlling emerged Palmer amaranth in dry bean. Research at the Panhandle REC assessed the efficacy of PRE and pre-plant incorporated (PPI) residual herbicide programs.

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Soybean damage from application of micro-rates of dicamba pesticide.

Effects of Dicamba Micro-Rates on Yields of Non-Dicamba Soybeans January 9, 2019

This study looks at the sensitivity of non-DT soybean types (Conventional, Liberty Link, and Roundup Ready) to micro-rate applications of Clarity, Engenia, and XtendiMax at several growth stages.

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Dry bean weed management trial

The Importance of Early Season Weed Control January 9, 2019

Do early season weeds have the same impact as later season flushes? Researchers here report on a 2018 study conducted in dry bean to compare how soon after planting crop yield was impacted by weed presence.

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Corn yield loss as influenced by three herbicide treatments

Critical Time for Weed Removal in Corn and Soybean is Delayed by PRE-Herbicides January 9, 2019

Understanding the critical time for weed removal in corn and soybean would not only ensure effective weed removal and minimize unnecessary weed control inputs, but could potentially help minimize the development of herbicide resistance in weeds.

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Over a Half Century of Trying to Solve Weed Management Challenges January 9, 2019

Emeritus Extension Professor Bob Klein discusses the evolution of weed management systems during his career as a university weeds specialist.

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