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Ernst Undesser

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6 Steps to Reduce Herbicide Runoff, Leaching

As you begin to prepare your fields for this growing season, make the necessary steps to ensure herbicides stay out of surface and groundwater....

Cover Crop Seed: The Ins and Outs of Growing and Selling...

With the rising popularity of cover crops we frequently receive questions from producers about how to grow and sell cover crop seed. Here’s some...

Georgia Cotton: Beware of Increased Herbicide Resistance

Georgia cotton producers face two great weed control challenges this season — how to minimize the development of herbicide resistance and mitigating off-target herbicide...

Pennsylvania: Corn, Soybean Weed Control – What’s New for 2019

As in the recent past, there are absolutely no new herbicide modes of action. All the newer herbicide products are simply new premixes or...

Herbicide-Resistant Kochia: What’s Known And Unknown

Researchers from Kansas State and Montana State universities have compiled a review article for the journal Weed Science that focuses on what we know and don’t know about...

Ohio: The LL-GT27 Soybean – What’s Legal to Spray and When?

We are starting to see the availability of soybean varieties with more than two herbicide resistance traits, which can expand the herbicide options, improve...

Iowa Soybeans: Achieving Full Season Waterhemp Control

Although there are many ways weeds escape control in crop fields, one of the leading causes of waterhemp control failures is emergence of plants...

Higher Soybean Seeding Rates: Making The Case For Weed Suppression

Recent text from an extension client:   “Mark Licht is telling us to plant 120-140K soybeans. Tells us why more isn’t cost effective. You tell us...

Ohio: One Last Reminder – Changes to Dicamba Labels for 2019

Both commercial and private applicators should note changes to labeling for Engenia (BASF), XtendiMax (Monsanto) and FeXapan (DuPont) for 2019. If these products will...

Indiana: Using Dicamba Products in 2019

You’ll probably be hearing from a variety of sources about how to safely and legally use post-emergent dicamba products in 2019. These include Engenia (BASF),...

Georgia Peanuts: Yellow Nutsedge Tests Positive for Cadre Resistance

In September 2017, after doing some preliminary screening (Figure 1), we collected yellow nutsedge tubers from a peanut field that were a strong suspect...

Dicamba Lawsuit Dismissed but Door Still Open – DTN

The U.S. Ninth Circuit Court of Appeals dismissed a lawsuit against dicamba last week, but left open a door for the plaintiffs to expedite...

Arkansas Rice: Loyant – What Have We Learned from Last Year?

Loyant is a Group 4 (auxin type) herbicide – basically it affects plant hormones and how the plant grows.  When you are working with...

Tennessee: New Buffer Zone Rules for Endangered Species Counties – Video

Dr. Larry Steckel discusses EPA’s new buffer zone requirements, specifically for counties with threatened or endangered species. [youtube https://www.youtube.com/watch?v=hbwyPJJTrfI]

Texas: Auxin Herbicides Required Training – What You’ll Learn In 2...

In late October 2018, the United States Environmental Protection Agency (EPA) announced they will extend the registration of dicamba for two years (until December...

Protecting Herbicides – Tactics, Tactics, Tactics

After we’ve successfully implemented a herbicide program with multiple, effective herbicide sites of action at effective rates, we need to consider other tactics that...

Indiana: Cover Crops And Resistant Weeds – Cereal Rye Seed Needs...

Cover crops have increased in interest and acres planted substantially in the past decade.  Indiana has now had three consecutive years of over one...

Recruiting Ants to Fight Weeds on the Farm

Harvester ants that eat weed seeds on the soil's surface can help farmers manage weeds on their farms, according to an international team of...

California Weeds: Field Scouting Guide – Palmer Amaranth

BASICS Scientific name: Amaranthus palmeri S. Watson Common name: Palmer amaranth is the most widely used name, but the weed also has informal common names, including...

Taking A Hard Look At Harvest Weed Seed Control

While herbicide resistance is not a new issue, the rapid increase in multiple resistant biotypes in waterhemp, giant ragweed, and horseweed (marestail) is limiting...