Agriculture

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As temperatures soar, feral honey bees engage in bearding to reduce the heat load inside. These bees are in a sycamore tree on the UC Davis campus. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Bee Bearding in California's Excessive Heat

July 17, 2023
By Kathy Keatley Garvey
Have you read the excessive heat warnings and the guidelines to prevent heat illnesses as triple-digit temperatures hold us hostage in Yolo and Solano counties and elsewhere?. UC Davis Safety Services related this week: Know the signs and symptoms of heat exhaustion and heat stroke.
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Livestock & Range: Article

Buying Livestock Drugs in California

July 14, 2023
By Morgan P Doran
A livestock producer recently contacted UCCE regarding a problem he was having getting livestock dewormers shipped to a California address from out-of-state online retailers. Three different online retailers told him that they don't have a license to ship the products to California.
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azolla blob
Topics in Subtropics: Article

Azolla in the Reservoir?

July 14, 2023
By Ben A Faber
There have been several recent questions about dealing with a plant floating in reservoirs. Here's Weed Scientist Emeritus Roncoroni's response to them. Pacific Mosquitofern, (Azolla filculoides) often referred to as Azolla, is native to California.
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In this 2017 archived photo, Jerry Powell (seated at microscope) talks to colleagues at a Lepidopterist Society meeting at the Bohart Museum of Entomology. From left are entomologist Max Klepikov of Berkeley; UC Davis distinguished professor Don Strong of the Department of Evolution and Ecology; and Eric Lopresti, then a UC Davis graduate student. (Photo by Kathy Keatley Garvey)

Bohart Museum to Dedicate Open House to Jerry Powell

July 12, 2023
By Kathy Keatley Garvey
When the Bohart Museum of Entomology of UC Davis hosts a Night at the Museum (formerly known as Moth Night) it will be dedicated to the late Jerry Powell, longtime director of the Essig Museum Entomology, UC Berkeley, and an international authority on moths. He died July 8 in Berkeley at age 90.
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