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Dicamba Movement: Predicting Temperature Inversions Proves Challenging

Missouri researchers are zeroing in on what makes temperature inversions tick – primarily when and how they're most likely to form. The research is driven...

Dicamba: EPA Watchdog Rechecking Registration And “Local Need” Labels – DTN

EPA’s inspector general is planning to look into whether EPA acted properly when it registered dicamba in 2016 and 2018, as well as review...

Waterhemp Could Be The Thing That Pushes Midwest Into HWSC

In our cropping system, nothing disperses weed seeds quite as efficiently as a combine. While a small amount of seed may leave the field...

After 2019 Floods, Weed Complications Abound

Floods and excessive rainfall in the Midwest and Midsouth in 2019 plagued farmers with a wide range of snags and setbacks, some of which...

Cotton: Remove Winter Weed Hosts To Minimize Leafroll Dwarf Virus

Late-winter herbicide treatments on henbit and white clover may help growers control cotton leafroll dwarf virus (CLRDV), a new culprit that has swept into...

Weed Seed Grinding – Canadian Firm Rolls Out Combine-Mounted Unit

Curious about grinding up weed seed before they spill out the back of your combine? It’s an established concept in Australia where a couple...

Auxin Herbicide Injury — Will “Recovery” Sprays Help?

Spraying with 2,4-D can be harmful to dicamba-tolerant cotton and spraying with dicamba can cause injury to 2,4-D-tolerant cotton, resulting in yield and economic...

Dicamba Fatigue – Pesticide Investigations Backlog – DTN

Three consecutive years of off-target dicamba injury is taking its toll on the agricultural industry. Leo Reed even has a name for it: dicamba fatigue. "States...

Dicamba: Arkansas Slaps $105,000 Fine On Farmer For Alleged Misuse

The Arkansas Department of Agriculture’s Plant Board met on October 23 and fined a Missouri farmer $105,000 for nine violations of Arkansas laws and...

Cover Crops For Weed Management – Here’s A How-To “Tool Box”

For a broad look at working with cover crops for weed control, check out a new web-based resource from the Integrated Weed Management (IWM)...

Iowa: Good News, Bad News From Latest Palmer Pigweed Tour

Editor's Note: Dr. Bob Hartzler is a professor of agronomy at Iowa State University and an Extension weed specialist. He conducts research on weed...

Louisiana: Don’t Ignore Weeds Between Now And December

It’s not hard to notice how green corn fields are following harvest, and we all know what that color means: weeds. Managing weeds post-harvest...

Iowa: Can You Cut Weed Seed Production with Late-season Herbicides Sprays?

Problems caused by unfavorable conditions this season have resulted in greater than normal weed escapes. These weeds may reduce crop yields and definitely will...

Dicamba: Consider Tank Mix Without Glyphosate – Plus 4 Other Tips...

In a late, delayed spring like this one, growers may have to rely on postemergence herbicide applications more than usual to control weeds. If...

Midwest Weeds: Wet, Cold Weather Made for Woolly Fields – DTN

Leave that 4-inch soda can in the truck -- some of the weeds and cover crop cover in the Midwest right now will require...

Electrocuting Weeds – European Zapper Slated For U.S. Testing

A new weed-killing tool is coming to America and its mode of action is, well, quite shocking. The latest buzz in weed control is called...

Dicamba: Effects of pH, Tankmixing And Additives – Deep Diving Into...

How do tankmixes and pH affect dicamba volatility? That’s a deep and wide subject that University of Tennessee weed scientists addressed in late April...

Nebraska: Spring Burndown Challenges And How To Overcome Them – Podcast

On this month’s Nebraska CropWatch podcast, Extension Educator Michael Sindelar talks with Extension Weed Specialist Amit Jhala about spring burndown herbicide applications.  Jhala talks about...

Not Scared Of Palmer Pigweed? Better Recalibrate Your Thinking, Says This...

Editor’s Note: The author, Matt Hagny with Pinnacle Crop Tech in Salina, Kansas, has been an independent crop consultant specializing in no-till systems since...

A Big Mess: Devising 2,4-D and Dicamba Burndown Plan After Flooding

With flood, cold, and wet conditions in March/April, many producers are facing a smaller than expected window for making their burndown herbicide applications before...