» Weeds in the News

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European Agency Says Glyphosate is Not a Carcinogen

The European Chemicals Agency or ECHA announced that its Committee for Risk Assessment has found glyphosate, the active ingredient in Roundup herbicide, not to be a human carcinogen or cancer-causing substance. The ruling was announced on Wednesday (March 15) a … more »

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Ultraviolet Light to be Used to Kill Tahoe Weeds

TAHOE CITY – Killing aquatic invasive weeds in Lake Tahoe with ultraviolet C light will be tried for the first time this summer. The California Tahoe Conservancy board on March 16 agreed to spend $260,128 on the pilot project in … more »

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Know Where Not to Spray New Dicamba or 2,4-D Because Eyes Are Watching

Gears are in motion for Southeast cotton and soybean growers to legally apply auxin herbicides in-season. It is important to know where NOT to spray them. more »

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Robots: The Future of Weed Control

Automation is coming to nearly every imaginable industry, and agriculture is not immune. The latest proof? A new research project is trying to prove that robots could destroy weeds more »

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New Tools for Managing Resistant Weeds

Managing herbicide resistant weeds takes a multi-pronged approach, including new technology, some old-school practices and a lot of persistence. more »

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The Importance of Atrazine for Corn Weed Control

Corn is a great rotational crop and has been recommended to assist with control of glyphosate-resistant pigweed. The bad news is that the EPA is reconsidering atrazine registration. more »

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This Good Deed Leads to Weeds

armers and agriculture experts in corn belt states are wringing their hands over the appearance of a superweed called Palmer amaranth. The tall, tough weed is native to the southwest and has been more »

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7 Lessons Learned From the ‘Glyphosate Era’ We Must Remember

Now as we sit on the edge of another potential explosion with auxin-resistant crops, I am hopeful that the entire agricultural community has learned some valuable lessons from the “glyphosate era.’ more »

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What You Should Know About Newly Approved Dicamba Formulations

The label to spray dicamba on Xtend soybean and cotton has arrived. Specifically, the dicamba products that will be labeled are XtendiMax from Monsanto and Engenia (label expected in the future) from BASF. more »

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In Weed Management, Education is Better than Regulation

“We as weed scientists need to be much more aggressive with education over regulation,” Culpepper said in his Williams Hall lecture to students, faculty and others. “The EPA does not educate; they regulate. But we can use education more »

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