Weed Management

Nebraska Extension Weed Management Specialist Amit Jhala describes ongoing research on new technologies and practices at a previous Weed Management and Cover Crop Field Day. This year's event will be June 26.

South Central Weed Management Field Day is June 26

May 14, 2019
On-site demonstrations of herbicides for weed control in corn, popcorn, and soybean and a study on terminating cereal rye before and after planting soybean are among those to be featured at the university's South Central Agricultural Laboratory near Clay Center.

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Tavium: A New Premix of Dicamba and S-Metolachlor is Labeled

April 25, 2019
A new dicamba-based herbicide, Tavium, has been approved for use in Roundup Ready 2 Xtend soybean (dicamba/glyphosate-resistant soybean). Like the other dicamba-based soybean herbicides, it requires special training before it can be used.

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Cover crops and weeds in early spring
Figure 1. When using a burndown treatment to terminate cover crops and weeds this spring, planting intervals often may negate the use of many dicamba products prior to soybean planting. (Photos by Amit Jhala)

Which Dicamba Product Should I Use as a Burndown Before Planting Soybean?

April 16, 2019
Several growers have asked: Can dicamba products such as Banvel, Clarity, and DiFlexx be applied to terminate broadleaf cover crop species and broadleaf weeds immediately before planting soybean?

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Two photos showing carryover injury of atrazine in the fall and mesotrione applied in the spring on field peas
Figure 1. Carryover injury from atrazine (2 lbs/ai per acre applied in the fall) and mesotrione (applied in the spring) on field peas. (Photos by Strahinja Stepanovic)

Field Pea Guide to Herbicide Carryover and Herbicide Efficacy

March 21, 2019
When integrating field peas into a crop rotation, herbicide carryover is one of the most important things to consider. This guide can help you plan your herbicide program to avoid potential crop injury due to carryover injury.

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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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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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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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