- Author: Dong-Hwan Choe
2020 UCR Urban Entomology Fall Workshop Online was held on November 10, 2020. There were >80 participants for this online event.
The event had following five topics discussed.
Updates on Formosan subterranean termite infestations in Southern California
Chow-Yang Lee, Entomology Department, UC Riverside
Red imported fire ants in California
Les Greenberg, Entomology Department, UC Riverside (retired)
Field demonstration of different Argentine ant treatment protocols: spray and bait
Dong-Hwan Choe, Entomology Department, UC Riverside
Baits and sprays to control German cockroaches
Michael Rust, Entomology Department, UC Riverside
Identification of common urban pest insects (insect ID course)
Dong-Hwan Choe and Shao-Hung (Dennis) Lee
Here are some screenshots and photos from the event.
















- Author: Dong-Hwan Choe
UCR Urban Pest Management Conference was held in an online format in 2020. The conference was originally schedule in March 2020, but the conference organizing committee had to cancel and reschedule it in an online format with new May 2020 dates (May 18-20, 2020). Most of our conference speakers graciously adjusted their schedule to participate for the online conference.
For this 3-day events, we had over 110 participants from pest management industry and other institutes, including 12 sponsoring companies and 12 speakers. Here are some photos from 2020 UCR UPMC Online.
To find out more about the speakers and their presentations, visit the conference resource page here.


























- Author: Dong-Hwan Choe
Due to UCR campus closure associated with COVID-19 pandemic, 2020 UPMC is now organized in an online webinar format.
Topics to be covered: Managing bed bugs and German cockroaches in apartment buildings, commensal rodents & the impacts of rodenticides, insecticide resistance, pesticide safety & avoiding common violations, termite inspection problems, managing stored product pests, mosquitoes in urban areas, subterranean termite chemical communication and bait system usage, insecticidal dusts, and spray & bait Argentine ant control protocols.
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Overall, the whole conference is now split into 3-day online webinar sections. Attendance for the Day 1 will be required for all conference participants. Participation for Day 2 or Day 3 will be dependent upon the route the attendees will choose during their online registration process.
Day 1 (May 18, Monday) 8AM-noon |
Day 2 (May 19, Tuesday) 8AM-noon |
Day 3 (May 20, Wednesday) 8AM-noon |
Plenary Session | General Pest | Wood Destroying Organism (WDO) |
To learn more about this event, please visit the conference website here.
- Author: Dong-Hwan Choe
Here are some pictures from UCR Fumigation School 2019 (Nov5-6, 2019; UCR Extension). We had a great turnout and it was a successful educational event, covering all aspects of fumigation (target pest, preparations, aeration, bagging, calculation, safety, regulations and rules, legal aspects, violations, etc.). To find out what topics were covered in the 2019 program, click here.











- Author: Dong-Hwan Choe
Our yellowjacket baiting study has been recently published in Journal of Economic Entomology.
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