Ongoing research

Colusa County: Article

April 2010

March 26, 2010
Home Ec Review Results, Camp Application, Fair Award Sponsor Form...
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UC DAVIS BEEKEEPER Elizabeth "Liz" Frost tends bees at the Harry H. Laidlaw Jr. Honey Bee Research Facility. (Photo by Kathy Keatley Garvey)

Bees Still in Trouble

March 25, 2010
The news is not good. The honey bee crisis is worsening. Back in November of 2006, commercial beekeeper David Hackenberg of Pennsylvania sounded the alarm. Fifty 50 percent of his bees had collapsed in Florida.
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CALIFORNIA SECRETARY OF AGRICULTURE A. G. Kawamura (center) greets Lynn Kimsey, director of the Bohart Museum of Entomology and professor and vice chair of the UC Davis Department of Entomology. At right is Extension apiculturist Eric Mussen, also a member of the UC Davis entomology faculty and parliamentarian of the California State Beekeepers' Association. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

The Buzz on the State Capitol Lawn

March 24, 2010
When the annual California Agriculture Day took place yesterday on the state capitol grounds, thousands of visitors buzzed the booths learning more about the food they eat and the agriculturists that provide it. But that wasn't the only buzz.
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VARROA MITE on a worker bee (see crab-shaped parasite near her head). These undertaker bees were trying to remove a drone larva from the hive. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Pain in the Neck

March 23, 2010
To a beekeeper, it's a four-letter word. Mite. Specifically, the varroa mite, also known as Varroa destructor. It's a small (think flea-sized) crab-shaped parasite that feeds on bees, either in the brood (immature bees) or on adult bees.
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BLUE ON GREEN--A blue bottle fly (Calliphora vicinia) lands on the Mediterranean spurge (Euphorbia characias wulfenii). This species is important in forensic entomology. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Sugar High

March 22, 2010
Honey bees sip nectar from the Mediterranean spurge (Euphorbia characias wulfenii) planted in our bee friendly garden. So do flies. Last weekend several flies flashing colors as brilliant as those blue morpho butterflies landed on the evergreen shrub. It wasn't your basic green bottle fly.
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QUEEN BEE (with the dot) is surrounded by worker bees (sterile females). (Photo by Kathy Keatley Garvey)
Bug Squad: Article

If I Had a Hammer...

March 19, 2010
The number of new housing developments throughout the country continues to shrink as we struggle with the throes of a deep recession. That's with human housing, not in a healthy honey bee hive. The bees are busy building up their colonies, just as they do every spring.
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PATCH OF TIDY TIPS, California native wildflower, planted on the UC Davis campus, behind the Laboratory Sciences Building. If you look closely in the patch, you'll see scores of insects, including honey bees, hover flies, mason bees, ladybugs--and assassin bugs. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Assassins in the Tidy Tips

March 18, 2010
If you see a patch of California native wildflowers known as "Tidy Tips," look closely. The yellow daisylike flower with white petals (Layia platyglossa) may yield a surprise visitor. You may see an assassin. An assassin bug.
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SEVEN-SPOTTED LADYBUG crawls along a leaf in a UC Davis flower garden. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

The Hunters Are Back

March 17, 2010
The hunters are back. Ladybugs, aka ladybird beetles, are searching for aphids and other soft-bodied insects. If you see a ladybug (family Coccinellidae), odds are you'll see her prey, the plant-sucking aphids.
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CHEMICAL ECOLOGIST Walter Leal working in his UC Davis lab. His lab revealed the secret mode of the insect repellent DEET in groundbreaking research published in 2008.(Photo by Kathy Keatley Garvey)
Bug Squad: Article

'The Treacherous Scent of a Human'

March 16, 2010
It's a killer, pure and simple. But the issue is as complex as it comes. The malaria mosquito, from the genus Anopheles, infects some 350 to 500 million people a year, killing more than a million. Most are young children in sub-Saharan Africa.
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THIS HONEY BEE nectaring a backyard nectarine tree looks like stained glass. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Our Little Agricultural Workers in the Big Apple

March 15, 2010
If you've ever strolled the streets of New York, you probably noticed a few honey bees here and there. Not the HIVES (they're illegal), but the BEES. Tomorrow, the New York Department of Health and Mental Hygiene will vote on whether city residents can keep bees in the Big Apple.
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