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Ernst Undesser

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Dicamba Rules: Patchwork of State Cut-Off Dates Confusing – DTN

Pick a state, any state, and chances are the rules for dicamba use there could differ from its neighbors next year. EPA released federal labels...

Georgia: Dicamba Label Lives On, But…

As many cotton and soybean farmers in South Georgia were well aware in 2018, our pesticide labels for the new formulations of dicamba to...

Weed Management: Using Effective Herbicide Groups

After you've started working on a program that contains multiple herbicide groups (sites of action), you need to make sure you're using multiple herbicide...

Waterhemp’s Metabolic Resistance to Topramezone – What’s the Cause?

Corn naturally tolerates certain herbicides, detoxifying the chemicals before they can cause harm. It's what allows farmers to spray fields with the class of...

Sorting Through “Modes Of Action” When Dealing With Resistance Issues

With the stagnant development of new herbicides and weeds seemingly evolving herbicide resistance faster than ever before, it's important to maximize the usefulness of...

California Tree Crop Farmers Facing Ryegrass With Wide Resistance Spectrum

Herbicides have been instrumental in managing Italian ryegrass, a weed that frequently competes with perennial crops in California. Herbicide-resistant populations have become increasingly commonplace,...

Dicamba: Midwest States Recommend Added Steps To Prevent Movement

New restrictions a federal agency has put on using a controversial weed killer aren’t enough to prevent it from spreading onto nearby plants, according...

Dicamba: 7 Key Changes In New Label

On October 31, 2018, the EPA made the long-awaited announcement regarding dicamba registration for use on dicamba-resistant soybean. I suspect opinions regarding the EPA actions...

Dicamba: Kansas Researches Evaluate Effect on Non-Resistant Soybeans

Kansas State University researchers are evaluating the impact of non-target injury from dicamba herbicide on non-resistant soybeans: The hope is to help producers lessen...

Cotton: 2019 Weed Management Starts Now – Preemergence Herbicides

As harvest 2018 wraps up, I understand it’s hard to think about 2019. But, seed orders are being place, so I ask you to...