Pesticide Management

Oval-shaped insect with triangular marking on its back with membranous wings
Event

Webinar: Field Crop Insect and Weed Management Updates

Aug 6, 2025

This webinar is part of the UC Ag Experts Talk series. Nicholas Clark, Associate Cooperative Extension Area Agronomic Cropping Systems and Nutrient Management Advisor, will give an introduction of agronomic cropping systems and their current weed and insect pest management challenges. He will describe…
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A dandelion in a grass lawn being sprayed with a chemical.
Event

Webinar: Understanding Herbicides

May 15, 2025

This talk will cover the fundamentals of herbicides for weed management around the home and garden. Weed expert Tom Getts will discuss how herbicides work, the effectiveness of various organic and synthetic herbicides, and how to choose the right herbicide for your weed problem.
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Houston Wilson, in baseball cap, gestures while doing a talk in the shade of an orchard
Article

Wilson brings science to California’s high-priority crops

November 21, 2025
By Michael Hsu
Based at the Kearney Agricultural Research and Extension Center near Fresno, UC Cooperative Extension specialist Houston Wilson and his team develop integrated pest management (IPM) strategies for some of California’s most valuable agricultural commodities.
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Brad Hanson lecturing at Weed Science School 2023
Article

Weed Science School 2025

September 4, 2025
 Weed Science School is less than two weeks away! Join the UC Davis Weed Research and Information Center for this 2.5 day course. Learn through lectures and laboratory demonstrations at the Bowley Plant Science Teaching Facility at 1200 Extension Center Drive in Davis, CA on September 16-18, 2025.Weed…
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Adult coyote walking through grass area with prey in its mouth.
Article

Rodenticides: Further Restrictions in 2025

July 14, 2025
Toxic baits, or rodenticides, used to control rodents around the home and garden can harm nontarget animals, such as pets, birds, coyotes, and other wildlife. To reduce these negative impacts, California has passed several laws to limit what rodenticides can be used, how, and by who. Here’s what you need to…
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Four men in weedy area. One is holding a measuring container while another sprays liquid into it from a wand attached to a backpack sprayer. A third person holds a clipboard and the furth holds a stopwatch.
Article

New Online Course: Calibrating Herbicide Applications for Non-Agricultural Areas

April 14, 2025
By Cheryl A Reynolds
Calibration might sound intimidating, but it’s critical for safe and effective herbicide application. Proper calibration ensures that the correct amount of pesticide is applied to an area while achieving the desired level of pest control. To support land managers and pesticide applicators, the UC Statewide…
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