Pest Management & Plant Health

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Photo 1. Oakleaf goosefoot: above and lower leaf surfaces shown
UC Weed Science (weed control, management, ecology, and minutia): Article

Oakleaf goosefoot a new weed concern in the Salinas Valley

September 12, 2021
By Richard F Smith
Richard Smith is the University of California Cooperative Extension Monterey County Vegetable Crop Production and Weed Science Farm Advisor. He also covers Santa Cruz and San Benito counties. Oakleaf goosefoot (Chenopodium glaucum) is a new weed to the Salinas Valley that has become more prevalent.
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healthy pasture outcompetes weeds
UC Weed Science (weed control, management, ecology, and minutia): Article

Range and Pasture Weed FAQs

September 7, 2021
In the 5 years I've been with UCCE, I have received a few recurring weed-related questions. I've certainly had some unique requests, like how to deal with fig trees invading a livestock water pipeline, or whether filaree might be harmful to guinea pigs (it isn't).
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Welcome to the world! A lady beetle, aka ladybug, emerges from its pupal case. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Becoming a Lady Beetle, aka Ladybug, on Labor Day

September 6, 2021
By Kathy Keatley Garvey
If you're an entomologist, an agriculturist, a gardener or an insect enthusiast, you've probably seen the life cycle of a lady beetle, aka ladybug: from the egg to the larva to the pupa to the adult.
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Boxes and packets of ivermectin tablets.
Pests in the Urban Landscape: Article

Ivermectin: Pesticide Misuse in Humans

September 6, 2021
By Karey Windbiel-Rojas
The Centers for Disease Control and Prevention issued a Health Advisory recently in response to increased reports of illness associated with products containing the pesticide ivermectin.
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Charlie Summers and his colleagues, self-described "Bug People" at the Kearney Agricultural Research and Extension Center, Parlier, posed for this photo in 2008. In front (from left), are Elizabeth Crafton-Cardwell, Kent Daane, and Summers. In back (from left) are Marshall Johnson, Walter Bentley and Pete Goodell. (Photo courtesy of Marshall Johnson)
Entomology & Nematology News: Article

Charles 'Charlie' Geddes Summers, 1941-2021

September 3, 2021
By Kathy Keatley Garvey
Prominent integrated pest management (IPM) entomologist Charles "Charlie" Geddes Summers of Clinton, Utah, whose University of California career in crop pest management spanned 42 years, died Aug. 12, 2021 at age 79 of acute respiratory failure at a hospital in Layton, Utah. Dr.
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Close up of red orange oblong eggs in three neat lines laid along the stem of a bright green, hairy squash leaf.
Pests in the Urban Landscape: Article

Register for Upcoming Webinars This Fall

September 3, 2021
The next Urban & Community IPM webinar will be Thursday, September 16, 2021 at 1:00pm. This month's topic is Identifying Insect Pests in the Home and Garden, presented by Elaine Lander.
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Fall quarter seminars
Entomology & Nematology News: Article

Department's Fall Quarter Seminars Announced

September 2, 2021
By Kathy Keatley Garvey
Nematologist and plant pathologist Shahid Siddique, assistant professor, UC Davis Department of Entomology and Nematology and coordinator of the department's seminars for the 2021-22 academic year, has announced the list of fall quarter seminars. The fall quarter seminars begin Sept.
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Figure 2. Beets growing in a garden bed. Photo by Jennifer Baumbach, UCCE.
Pests in the Urban Landscape: Article

Applying Pesticides around Edible Gardens

September 2, 2021
By Lauren Fordyce
If your company does residential landscape pest control, your employees should be trained to know what to do when they encounter a vegetable garden, or fruit or nut trees in a yard (Figure 1).
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