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UC Agriculture & Natural Resources News

Hide the Cactus!

Black hover fly, aka Mexican cactus fly, sipping nectar from a Mexican sunflower (Tithonia). (Photo by Kathy Keatley Garvey)

Hide the cactus! There's a Mexican cactus fly in our midst. A large black fly hovers over a Mexican sunflower (Tithonia) in our bee garden and then drops down to sip some nectar. At first glance it looks like a carpenter bee but this one hovers like a syrphid fly, aka flower fly or hover...

Posted on Tuesday, September 30, 2014 at 5:29 PM

Managing junglerice in tree nut crops – a summer grass weed resistant to glyphosate

UCweedblog 093014 Fig1

This article was originally prepared for the CWSS Research Update and News (September 2014 edition).  You can see it and several other articles at the CWSS website. You can also get information on the annual California Weed Science Society Conference which will be held in Santa Barbara January...

Posted on Tuesday, September 30, 2014 at 11:39 AM

Conservation organization California Trout helps establish endowed chair at UC Davis

Jeff Thompson, California Trout's executive director, does a little fly fishing on the McCloud River. He played a crucial role in establishing the organization's partnership with UC Davis to ensure that research, teaching, and outreach on wild trout, salmon, and steelhead will continue for many years.

California once teemed with millions of native salmon, trout and steelhead. The state has 31 distinct types of these iconic, majestic fish. But decades of degradation to aquatic habitat has depleted their numbers in many areas of the state. According to a report by UC Davis fisheries professor...

Posted on Tuesday, September 30, 2014 at 8:58 AM
Tags: California Trout (1), CalTrout (1), cold water fish (1), Moyle (2), Peter Moyle (5), salmon (9), steelhead (1), trout (1)

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University of California Cooperative Extension, Sonoma County
133 Aviation Blvd Suite 109, Santa Rosa, CA 95403  Phone: 707.565.2621  Fax: 707.565.2623
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