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Tennessee: Clethodim and Managing Glyphosate-Resistant Grasses

Clethodim is quickly replacing glyphosate as the “go-to” herbicide for grass control in West Tennessee.  It began a few years ago...

Iowa: 5 Tips for Spring Cover Crop Termination

Spring weather has finally arrived and fieldwork will begin soon. Iowa State University research suggests cereal rye should be terminated at least...

Training Required for all Paraquat-Containing Products

The EPA will be requiring that anyone who purchases, mixes or applies a paraquat containing herbicide to take the “How to Safely...

Iowa: Noxious Weed Law Changes – What You Should Know

The introduction of Palmer amaranth has the potential to significantly impact Iowa crop production in the future.  But as the saying goes, there’s...

Arkansas: Glyphosate Labels – Working Through the Confusion

With the recent global approval of the LibertyLink GT27 and Enlist E3 soybean traits, there seems to be some confusion or uncertainty as to...

Arkansas: CropCheck – New Program to Reduce Pesticide Drift

As spring rolls toward Arkansas and growers begin to approach their planting dates, the University of Arkansas System Division of Agriculture is encouraging growers...

Tennessee: Cover Crops Effect on Pigweed Germination – Podcast

In this episode, Dr. Avat Shekoofa discusses research on the impact of different cover crop species, as well as different cover crop termination timings,...

Webinar: Early-Season Weed Management In The Age Of Resistance

Click below to watch this comprehensive webinar on early-season weed control, featuring a presentation by Purdue University weed scientist Bryan Young. The program was produced...

Battling Weed Resistance – Time For A Community Approach?

If you want to gain control of resistant weeds on your farm, don’t go it alone. Two recent computer simulation studies indicate that local...

Georgia: Paraquat Certified Applicator Training Required for New Products

Below is a new requirement for anyone that applies paraquat (Firestorm, Gramoxone, Helmquat, Parazone, etc.) from this point forward.  Sarah Grayce Culpepper (my daughter) and...

Metabolism-Based Herbicide Resistance – Why You Should Be Concerned

Several reports of new resistant traits in the weedy Amaranths were announced recently. First, Illinois reported two populations of waterhemp resistant to metolachlor and other Group...

Nebraska Team Rethinks The Roller-Crimper

Roller-crimpers can be used to kill a rye or triticale cover crop and provide mulch for soybeans. Crimping must be accomplished at late flowering...

Pesticides: Do Cold Temps Affect Efficacy in Storage?

On the farm, there are many demands on your time. Sometimes things that you want to do just don't make the cut. For example,...

Price Drops On Australia’s Newest Seed Destructor Design

Australia’s weed-seed destruction systems still remain a point of research in the U.S., with a handful of combines equipped with the grinding mills or...

LL-GT27 Soybean – What’s Legal to Apply? The (Maybe Almost) Final Story

Having to issue a retraction to previous C.O.R.N. article where we thought we had it right is always fun. About a month ago we...

Palmer Pigweed Resistance to 2,4-D and Dicamba Confirmed In Kansas

Palmer amaranth is one of the most economically-damaging and difficult-to-control broadleaf weeds across the United States. Previously, Palmer amaranth in Kansas has developed resistance...

Illinois Soybeans: Dicamba – 5 State-Specific Restrictions

The Illinois Department of Agriculture (IDOA) announced today it will require Special Local Needs labels, including new restrictions, for the use of the herbicide...

Tennessee Wheat: Late Winter Weed Control

There have been quite a few phone calls recently with questions on wheat weed control.  A big difference from previous years’ late winter calls...

Tennessee: Pigweed Resistant to Yet Another Herbicide – Podcast

Larry Steckel, University of Tennessee Extension Weed Scientist, discusses the recent discovery of Palmer amaranth with resistance to metolachlor (Dual) in Northeast Arkansas.

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....