Shasta

One reason for the successful spread of the yellow fever mosquito, Aedes aegypti, to at least 17 California counties since 2013--from the Mexican border to Shasta County--may be linked to its resistance to pyrethroids, according to newly published UC Davis research examining genetic markers of resis...

The days are getting longer and warmer, signaling that spring will be here soon. This is when beneficial insects begin to emerge. Attracting beneficial predatory and parasitic insects into your garden helps reduce the population of unscrupulous insects.

As many students continue online learning due to COVID-19, 4-H hands-on learning activities are keeping them excited and engaged in education.

The California Department of Pesticide Regulation is currently reviewing the use of Transform (sulfoxaflor) for insect pest management in alfalfa hay production. A decision on whether to register Transform with a label for use in California alfalfa is expected to occur by the end of 2020.

The legacy of chemical ecologist Steven Seybold thrives with the recent publication of two papers by two of his UC Davis students.

Two UC Davis forest entomologists who studied with the late chemical ecologist Steven Seybold, a faculty-research associate with the UC Davis Department of Entomology and Nematology, have published two complementary papers on the walnut twig beetle that shed more light on the invasive pest.

Pinus Attenuata By Linda Lewis Griffith UCCE Master Gardener Common Name: Knobcone Pine Planting Zone: Sunset 2-10, 14-21 Size: 20-80 ft. tall, 20-25 ft.

In California, most ghost towns were created when a local industry collapsed. Now, climate change is more often to blame when booming communities whither and die, reported Daniel Cusick in E&E News.

Outsized wildfires, rising sea levels and disappearing glaciers are dramatic signs of climate change, but not the only ones.

A virtual seminar to be hosted by the UC Davis Department of Entomology and Nematology on Wednesday, Oct. 21 should draw widespread interest, especially with the discovery last month of Aedes aegypti in Yolo County.