Herbicides: Republicans Criticize Recent EPA Regs – DTN Nov 24, 2021

🕔Nov 24, 2021
A group of 33 Republican legislators sent a letter to EPA on Monday, decrying the agency’s recent regulatory actions on several ag pesticides, including chlorpyrifos, glyphosate and atrazine. The letter […]

Biden Reviewing EPA Atrazine Actions – DTN Mar 12, 2021

🕔Mar 12, 2021
A federal court has granted a stay in an ongoing lawsuit challenging EPA’s actions on atrazine and two related herbicides.

EPA Extends Herbicides’ Comment Period – DTN Dec 29, 2020

🕔Dec 29, 2020
The EPA has extended the public comment period on the draft biological evaluations for atrazine, propazine, and simazine by another 45 days past the Jan. 5, 2021, deadline, the agency […]

Syngenta Moves on Atrazine Lawsuit – DTN Dec 3, 2020

🕔Dec 3, 2020
Syngenta filed a motion to intervene in a lawsuit that challenged EPA approval of its herbicide, atrazine.

Atrazine’s Proposed Label Includes Drift And Inversion Stipulations – DTN Sep 23, 2020

🕔Sep 23, 2020
EPA Administrator Andrew Wheeler announced on Friday interim mitigation measures for atrazine and two related herbicides, propazine and simazine, during an agriculture event in Missouri.

EPA: Atrazine Label Changes and Hemp Pesticides – DTN Dec 20, 2019

🕔Dec 20, 2019
The EPA made a combined announcement today on two topics: the management of hemp production and the future of atrazine use. The agency recently registered 10 pesticides for use on […]

Glyphosate-Resistant Pigweed – 14 Years and Counting – DTN Feb 1, 2019

🕔Feb 1, 2019
It’s been 14 years since Stanley Culpepper confirmed the country’s first glyphosate-resistant Palmer amaranth population in some cotton fields in Macon County, Georgia. The University of Georgia Extension weed scientist had been seeing the […]

Found: 4-Way Herbicide Resistent Pigweed – DTN Jan 30, 2019

🕔Jan 30, 2019
Scientists have recently uncovered the country’s first four-way resistant Palmer amaranth populations in Kansas. So far, only in the land of Toto and Dorothy can a single pigweed population survive glyphosate, […]

Nebraska: Atrazine Resistance in Waterhemp – Researchers Investigate Oct 29, 2018

🕔Oct 29, 2018
Waterhemp is a troublesome summer annual broadleaf weed species that has developed resistance to glyphosate and other herbicide sites of action in Nebraska.

Hyper Herbicide Resistance? This Waterhemp Defies 6 Modes Of Action – AgFax Oct 19, 2018

🕔Oct 19, 2018
After researchers confirmed that the waterhemp population was resistant to 2,4-D, the news just got worse as one herbicide after another failed to control the population.

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