Ernst Undesser

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Tennessee: Results of the 2019 Palmer Amaranth Dicamba Screen

In 2019 we ran calls on about 40 fields where producers were disappointed with their Palmer amaranth control from applications of Engenia or XtendiMax....

Tennessee: Managing Late Burndown – Podcast

The rainy spring has delayed burndown for most Tennessee producers. In this podcast, Dr. Larry Steckel discusses considerations for adapting burndown programs to wet weather...

Michigan: New Rules for Using Paraquat

Paraquat, a nonselective contact herbicide, has been registered many years for managing annual weeds in vegetables and tree fruit. Paraquat is sold under several...

Iowa: Terminating Cover Crops This Spring

As temperatures warm this spring, cover crop termination is on the to-do list for some Iowa fields.  Killing cover crops with herbicides is the...

Iowa: Managing Winter Annual Weeds This Spring

After another relatively wet fall, late harvest season, and mild winter, early weed management may be important this spring for those who have persistent...

Pigweed Seed Found In High Percentage Of Homeowners’ Bird Feeder Mixes

Many millions of homeowners use feeders to attract birds. But a two-year study featured in the journal Invasive Plant Science and Management suggests there may be...

Tennessee: Burndown Applications – Getting Late Early

Rain, rain, rain! We are behind the burndown pace of most Tennessee springs where at least some would have burndown applications applied by this...

Arkansas Rice, Corn: Coping With Rain And The Weeds That Emerge...

This month I have fielded plenty of questions questions about burndown herbicides and plant-back intervals. Although there is not much we can do about...

Louisiana Corn: Burndown Considerations for Wet Spring – Podcast

Dennis Burns and Daniel Stevenson discuss burndown and other weed management considerations for Louisiana corn growers with the cold, wet weather so far this...

Tennessee: Prepping for 2020 Weed Management – Podcast

Questions about preemergent grass control in Southern field crops this spring? Larry Steckel, Tennessee Extension Weed Specialist, has sorted through a round of calls...

Tennessee Cotton: New Thoughts on Pre-Emergence Options

Clearly, after all the struggles in 2019 controlling grass weeds, many are looking to change their weed management program. The most frequent question recently...

Cover Crops And Horsweed Control: Holding Back Multiple Flushes

Glyphosate-resistant horseweed, or marestail, remains one of the primary weed management challenges in no-till soybean production across the state. Designing effective herbicide control strategies...

Ohio Soybeans: Tempted To Omit Residuals? Maybe You Need A Good...

According to our network of sources, the effectiveness of new soybean trait systems has some growers once again thinking about omitting preemergence residual herbicides...

New Harvest Weed Seed Control Tool from Tecfarm

In December 2019, members of GROW visited Western Australia to learn first-hand about harvest weed seed control. Machinery companies and farmers are looking at...

Minnesota Webinars: Take Action Weed Management Series

The United Soybean Board (USB) Take Action initiative and university weed scientists from across the Midwest have developed a free webinar series covering various...

Dicamba Lawsuits Expected to Increase – DTN

Like sharks smelling blood in the water, lawyers are rushing to capitalize on the landmark dicamba injury case Bader Farms recently won against Bayer...

Dicamba: Pigweed Punches Back – DTN

University of Tennessee weed scientist Larry Steckel has spent the past two months coaxing Palmer amaranth weeds to grow from seed collected in 2019...

Tennessee Cotton, Soybeans: New Thoughts on Burndown Strategy

For the last two decades dicamba has been used extensively as a pre plant burndown on almost all Tennessee cotton and soybean acres. It...

Iowa: How To (Or Whether To) Integrate Residuals With Cover Crops

A common question when incorporating cover crops into a production system is, will the cover crop interfere with the performance of residual herbicides included...

Iowa: Sprayer Maintenance Tips Ahead Of Spring Herbicide Applications

Prior to spring field operations, ensuring your equipment is ready can save valuable time and reduce stress when windows get tight due to weather...