Pest Management & Plant Health

UC Weed Science (weed control, management, ecology, and minutia): Article

WSSA Encourages Growers to Act Now to Understand the Impact of EPA’s Endangered Species Act Compliance Initiatives

April 4, 2023

By Gale Perez

WESTMINSTER, Colorado April 4, 2023 The U. S.

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Figure 1. Dose–responses curves of branched broomrape and Egyptian broomrape seed germination in response to doses of three different ammonium products under three exposure durations of 10 minutes, one hour, and 24 hours. A three-parameter logistic model (Eq.1) was fitted to germination data. Lines are fitted values, and solid circles indicate observed germination averaged across two experimental runs with three replicates each (i.e., n =6). Error bars indicate 95% confidence intervals. Model parameter esti

UC Weed Science (weed control, management, ecology, and minutia): Article

Farm machinery sanitation: a way to reduce broomrape seed spread among fields

April 3, 2023

By Brad Hanson

California is the largest producer of processing tomato in the US (Winans et al. 2020). However, the profitability of the tomato industry in California is seriously threatened due to the presence of the parasitic weed branched and Egyptian broomrape (https://ucanr.edu/blogs/blogcore/postdetail.

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Whitney Cranshaw, Colorado State University, Bugwood.org

Pests in the Urban Landscape: Article

Easter Egg Hunt 2023!

April 3, 2023

By Lauren Fordyce

It's time for UC IPM's Easter egg hunt! Can you guess which insects laid the eggs pictured below? Some may be pests, while others may be beneficial! Leave a comment on this blog post with your guesses, or on our Facebook and Instagram posts. Answers will be posted on Friday, April 7th. A. B. C. D.

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A grassy area with rectangular areas that vary from brown and dead to very weedy, with a mix of dead and brown and green in between depending on the organic herbicide used in the area. Signs show the herbicide used and orange and green flags depict the treatment area.

Pests in the Urban Landscape: Article

Organic Herbicides for Weed Control in Urban Landscapes

March 30, 2023

By Karey Windbiel-Rojas

Weed management in landscaped areas can be challenging. Weeds may need to be controlled for public safety, fire reduction, aesthetics, and elimination of harborage for other pests.

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A monarch caterpillar, Danaus plexippus, munching on milkweed. (Photo by Kathy Keatley Garvey)

Bug Squad: Article

Entomological ABCs: Ants, Bees and Caterpillars

March 29, 2023

By Kathy Keatley Garvey

Urban landscape entomologist Emily Meineke, assistant professor, UC Davis Department of Entomology and Nematology, is coordinating the department's seminars for the 2022-23 academic year and she's just announced the speakers for the spring quarter. Want to learn about ants? Check. Bees? Check.

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All in-person seminars hosted by the UC Davis Department of Entomology and Nematology will be held in Room 122 of Briggs Hall. (Photo by Kathy Keatley Garvey)

Entomology & Nematology News: Article

Department's Spring Seminars Announced

March 29, 2023

By Kathy Keatley Garvey

Seminar coordinator Emily Meineke, urban landscape entomologist and assistant professor, has announced the UC Davis Department of Entomology and Nematology's spring seminars. The seminars begin Wednesday, April 5 and will continue on Wednesdays through June 7.

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Choe Laboratory News: Article

Photos from UCR UPMC 2023

March 29, 2023

By Dong Hwan Choe

32nd Annual UCR Urban Pest Management Conference (UCR UPMC) was held at UCR Campus (HUB Conference Rooms) on March 28, 2023.

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Figure 1. Burndown activity can be seen quickly after application of many contact organic herbicides.
DAT = days after treatment.

UC Weed Science (weed control, management, ecology, and minutia): Article

Organic herbicides for weed control in urban landscapes

March 26, 2023

By Karey Windbiel-Rojas

Weed management in landscaped areas can be challenging. Weeds may need to be controlled for public safety, fire reduction, aesthetics, and elimination of harborage for other pests.

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Congratulating Olivia Winokur (center), recipient of the Hollandsworth Prize for best student presentation at the American Mosquito Control Association (AMCA) annual conference are Casey Crockett (left), AMCA Student Competition coordinator, and Dennis Wallette, 2022-2023 AMCA president.

Bug Squad: Article

Congrats to UC Davis Postdoc Olivia Winokur: Winner of AMCA's Hollandsworth Prize

March 23, 2023

By Kathy Keatley Garvey

Congratulations to UC Davis postdoctoral scholar and vector-borne disease specialist Olivia Winokur of the Chris Barker lab who won the $2600 Hollandsworth Prize for best student research presentation at the American Mosquito Control Association's annual conference, held recently in Reno.

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UC Davis postdoctoral scholar Olivia Winokur (right) received the Hollandsworth Prize at the 2023 American Mosquito Control Association conference. With her is her undergraduate research advisor from Cornell, Laura Harrington.

Entomology & Nematology News: Article

Olivia Winokur Receives AMCA's Hollandsworth Prize

March 22, 2023

By Kathy Keatley Garvey

UC Davis postdoctoral scholar and vector-borne disease specialist Olivia Winokur of the Chris Barker lab won the $2600 Hollandsworth Prize for best student research presentation at the American Mosquito Control Association's annual conference, held recently in Reno.

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