Pest Management & Plant Health

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UC Davis student Jay Rosenheim digging a nest at UC Berkeley's Sagehen Creek Field Station, Truckee, in 1984.
Bug Squad: Article

UC Davis Entomologist Jay Rosenheim: How His World Changed in 1981

December 8, 2020
By Kathy Keatley Garvey
A little known fact about the outstanding career of Jay Rosenheim, UC Davis distinguished professor of entomology and a newly inducted Fellow of the Entomological Society of America, is that, as an undergraduate at UC Davis, he initially majored in physics. Physics? Yes.
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After testing steam treatments in three Salinas Valley trials this year, UC Cooperative Extension specialists say they believe the technique can significantly reduce weed pressure in lettuce and spinach fields, and can cut hand-weeding time. Photo/Courtesy Steve Fennimore, UCCE/UCD
UC Weed Science (weed control, management, ecology, and minutia): Article

More on steaming

December 7, 2020
By Gale Perez
From the weekly newspaper for California Agriculture, Ag Alert Dec.
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Book cover of Pests of the Garden and Small Farm
Pests in the Urban Landscape: Article

Garden and Landscape Books On Sale

December 7, 2020
Give the gift of knowledge this holiday season! Save up to 60% on select UC ANR gardening and landscape pest management publications now through December 11.
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Jay Rosenheim digging a nest at UC Berkeley's Sagehen Creek Field Station, Truckee, in 1984.
Entomology & Nematology News: Article

Newly Inducted ESA Fellow Jay Rosenheim Didn't Set Out to Study Insect Science

December 7, 2020
By Kathy Keatley Garvey
He didn't set out to study insect science. Jay Rosenheim was a third-year physics major at the University of California, Davis, in 1981 whenon a lark--he enrolled in Professor Harry Kaya's Entomology 100 course. The professor inspired him, the class enthralled him, and insects captivated him.
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Cooley spruce gall adelgids on needles of Douglas fir. (Credit: Jack Kelly Clark)
Pests in the Urban Landscape: Article

Holiday Tree Pests

December 6, 2020
If you're planning to get a holiday tree for your home, you may find unexpected guests have already made their home in your evergreen selection. Common holiday trees such as firs, pines, and spruces can host pests such as aphids, scales, mites, bark beetles, or even praying mantis egg cases.
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The IPM Hour
UC Weed Science (weed control, management, ecology, and minutia): Article

The IPM Hour: Revegetating Weed-Infested Rangeland

December 4, 2020
By Gale Perez
The IPM Hour is a monthly online seminar covering a variety of IPM-related topics and research. It's held the second Wednesday of each month at 12 noon Pacific Time and features two 20-minute presentations followed by 10 minutes of discussion each.
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Southern IPM Activities: Article

Stop using Weed Slayer 12/4/2020

December 4, 2020
By Cheryl A Wilen
THE MESSAGE BELOW IS FROM THE California DEPARTMENT OF FOOD AND AGRICULTURE CDFA ISSUES STOP USE NOTICE AND STATEWIDE QUARANTINE ON ORGANIC FERTILIZER AGRO GOLD WS SACRAMENTO, December 4, 2020 The California Department of Food and Agriculture (CDFA) today announced that a Stop Use notice and statew...
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