Ongoing research

A highly controlled clinical study in Iquitos, Peru shows that a spatial repellent used as an intervention tool significantly lowered the risk of virus transmission by the yellow fever mosquito, Aedes aegypti, according to a team of 25 international scientists, including UC Distinguished Professor T...

What do University of California Agriculture and Natural Resources and the sports entertainment reality television show, American Ninja Warrior, (ANW) have in common?

Check out the new citrus pest guide at UC-Integrated Pest Management - https://www2.ipm.ucanr.

California is host to almost 7000 species of native plants, more than any other state. About 40% of those species are found only in California. In fact, California is more species-rich than most other places on Earth.

Of the roughly six thousand different plants once consumed by human beings, only nine remain major staples today. Just 3 of these rice, wheat, and corn provide 50 percent of all our calories.

The new El Dorado/Amador Prescribed Burn association, formed in August 2021, has conducted several burns with private landowners and received funding for a part-time coordinator.

It definitely wasn't a case of "brotherly love" when a predator--maybe a bird or a praying mantis--grabbed the California Sister in our pollinator garden. The butterfly, Adelpha bredowii californica, didn't survive.

...

Looking for a drought-tolerant, fast-growing, plant that likes clay soil? Plant a ceanothus. Many species of Ceanothus are California Natives. The California Native Plant Society lists 136 ceanothus species native to California.

Oh, the patience of a crab spider. It lies in wait on the Mexican sunflower, Tithonia rotundifola, in the hot sun. It scuttles back and forth, extending its legs. It's an ambush predator, ready to inject venom.