Rangelands

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These images of the Asian giant hornet, aka "murder hornet," are published in the journal Insect Systematics and Diversity. (Images by Allan Smith-Pardo)

Incredible Work, and Timely, on 22 Species of Hornets

May 12, 2020
By Kathy Keatley Garvey
What an incredible work! And timely, too! While many folks are panicking about the first detected (and destroyed) colony of Asian giant hornets, aka murder hornets, in North America, three entomologists have just published research on this and the 21 other known species of hornets in the genus Vespa...
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Climate Smart Agriculture: Article

A Beta Version of a Cover Crop Selection Tool

May 8, 2020
By Kristian M Salgado-Jacobo
Cover crops offer many potential benefits to growers. For example, they can improve water infiltration, reduce erosion, and provide habitat for pollinators and other beneficial insects.
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UC Weed Science (weed control, management, ecology, and minutia): Article

Stinking Stinknet is Spreading in Southern California. What Does That Mean for You?

May 5, 2020
By Chris J McDonald
Stinknet (Oncosiphon piluliferum, aka globe chamomile) is a winter annual that is spreading across Southern California and poses threats to wildlands, rangelands and agricultural areas. Stinknet was first found in western Riverside County in the early 1980's.
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Climate Smart Agriculture: Article

We are here for you!

April 30, 2020
By Kristian M Salgado-Jacobo
During these unprecedented times of having to practice social distancing, the University of California Cooperative Extension's (UCCE) Climate Smart Agriculture -Community Education Specialists (CES) are still here to help you! We have continued to diligently provide technical assistance to farmers a...
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A soldier beetle on a yellow rose. (Cell phone photo by Kathy Keatley Garvey)
Kathy Keatley Garvey)
Bug Squad: Article

Soldier Beetle Foraging on Aphids

April 29, 2020
By Kathy Keatley Garvey
Lady beetles, aka ladybugs, are not the only insects that feed on aphids. So do the soldier beetles, family Cantharidae. They are sometimes known as leatherwings. Got roses? Got aphids? You may also have a good friend, the soldier beetle.
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Ranching in the Sierra Foothills: Article

Virtual Workshops - May 2020

April 29, 2020
By Daniel K Macon
With many of us continuing to shelter-at-home during the COVID-19 crisis, I wanted to let you know about some upcoming virtual workshops and podcasts I have scheduled! I hope you'll join us! Ranchers Virtual Coffee Hour (Tuesday, May 5, 2020 6:30 a.m.
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Vineyard with mustard cover crop in Shafter, California
Climate Smart Agriculture: Article

Guide to a Cover Crop Demo

April 29, 2020
By Kristian M Salgado-Jacobo
Growers throughout the country and around the world plant a wide range of cover crops for a variety of reasons. Cover crops can reduce soil compaction, improve water infiltration, improve soil structure, and feed soil microbes: they encourage a healthier and more diverse soil ecosystem.
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A honey bee, Apis mellifera, buzzes over the head of a male Valley carpenter bee, Xylocopa varipuncta, on a tower of jewels, Echium wildpretii. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Two Bees: A Close Encounter with a Cousin

April 28, 2020
By Kathy Keatley Garvey
So here I am, a male Valley carpenter bee, Xylocopa varipuncta, just enjoying the nectar on this tower of jewels, Echium wildpretii, in Vacaville, Calif. Some folks call me "The teddy bear bee." Yes, I like that nickname.
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