Pest Management & Plant Health

UC IPM's online courses for 2023 are now available! All of UC IPM's courses can be accessed for free. However, if you need Continuing Education Units (CEUs) and a certificate of completion, most courses require payment.

UC Davis faculty and friends are remembering internationally recognized medical entomologist Mir Mulla, a UC Riverside distinguished emeritus professor of entomology whose university career spanned 50 years of teaching, research and public service. He died Jan. 29 at his home in Riverside at age 97.

A stormy winter could portend another devastating year for the lettuce industry in the Salinas Valley, which saw approximately $150 million in lost gross revenue in 2022 due to INSV (impatiens necrotic spot virus) and associated diseases.

University of California Agriculture and Natural Resources continued bringing scientists and their practical knowledge to counties across the state throughout the fall and winter. With increased funding from Gov.

We hope you enjoy this webinar with Maxwell Norton, retired UC Cooperative Extension Advisor for Merced County. Maxwell talks about the history of citrus, how varieties came to be, and how the citrus industry in Southern California became so successful.

As you may know, Groundhog Day is observed on February 2nd to predict if there will be an early spring or if six more weeks of winter are in order. Groundhogs are large, ground-dwelling rodents found mainly on the East Coast that can cause severe damage to landscapes, gardens, and structures.

Graduate student Adelaine "Addie" Abrams of the laboratory of Extension agricultural entomologist Ian Grettenberger, assistant professor, UC Davis Department of Entomology and Nematology, will present her dissertation proposal on "Precision Technologies for Integrative Pest Management of Aphids and...

Graduate student Adelaine "Addie" Abrams of the laboratory of Extension agricultural entomologist Ian Grettenberger, assistant professor, UC Davis Department of Entomology and Nematology, will present her dissertation proposal on "Precision Technologies for Integrative Pest Management of Aphids and...

The 12th annual UC Davis Biodiversity Museum Day, set Saturday, Feb.

Sucker control in Oregon hazelnut orchards is a season-long struggle against the tree's natural growth habit. Hazelnut trees grow naturally as a multi-stemmed bush, but in Oregon, hazelnuts are trained as a single-trunk tree to facilitate mechanical maintenance, harvest, and reduce pathogens.