Jennifer Weisbrod
student, faculty
- Asst Exten Educator Agronomy & Horticulture University of Nebraska–Lincoln
Work
402-472-1632
On campus, dial 2-1632
EPA Proposes Updates to Pesticide Application Exclusion Zone Regulation, Opens Public Comment Period
March 13, 2023
The updates would clarify procedural duties if an unauthorized person enters the AEZ during a pesticide application, where landowners may be located during application, and proposes a new droplet size classification system.
Comment Period Closes Oct. 7, 2022 for U.S. EPA’s Herbicide Atrazine Mitigation Docket
September 21, 2022
The public has until Oct. 7 to provide feedback on proposed changes to atrazine restrictions, to inform the EPA of knowledge gaps, considerations or concerns that they would like addressed.
Weed Management in Storm-damaged Soybean
June 30, 2022
If considering post-emergence herbicide as an option for weed control in storm-damaged soybean, it's important to check the maximum amount of active ingredient that can be applied to avoid crop injury.
NDA Releases Guidance for Enlist Herbicide Runoff Prevention Label Requirements
May 17, 2022
Both Enlist herbicide labels require the applicator to select mitigation measures worth a certain number of "credits" to avoid product runoff from the application site and subsequent surface water contamination.
Aminopyralids: Restrictions for Grazing, Compost and Manure
April 7, 2022
The EPA is currently reviewing a group of pyridines for residue concerns in manure and compost, and producers are encouraged to evaluate their grazing and compost plans before application of these herbicides.
Food Tolerances Revoked for Chlorpyrifos — What to Know
February 22, 2022
Producers will not be allowed to apply chlorpyrifos on any food or feed products after Feb. 28, 2022, and any food items treated with chlorpyrifos products after that date are not permitted to be sold.
Nebraska Extension to Train Nearly 10,000 Pesticide Applicators on Safety in 2022
January 12, 2022
Extension educators review important changes to Nebraska's pesticide certification/licensing program for 2022 and the new PSEP online tool, which assists prospective applicators through the process of obtaining a license.
Update on Roundup™ Brand Herbicides
September 28, 2021
We want to make you aware of recent developments regarding the herbicide Roundup™. While variations on the Roundup name have been used for a variety of different herbicides marketed by Bayer (formerly Monsanto), this article discusses only the Roundup formulations that contain glyphosate as their active ingredient.