Ongoing research

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There's a spittlebug nympth inside this frothy material. This one is on lavender. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

A Spittin' Image

July 17, 2015
By Kathy Keatley Garvey
Talk about a spittin' image. When you see one spittlebug froth, you've seen them all, right? They all look alike, right? Well, the froth does, but you'll see different shapes and sizes on your plants.
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UC Weed Science (weed control, management, ecology, and minutia): Article

Calculate your VOC Emissions

July 17, 2015
By Cheryl A Reynolds
As summer continues to heat up, keep in mind that regulations remain in effect to reduce the volatile organic compounds (VOCs) that can be emitted into the atmosphere by pesticides and other harmful chemicals and contribute to the amount of ozone or smog in the environment.
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air emissions button
Topics in Subtropics: Article

Calculate Your VOC Emissions

July 17, 2015
By Ben A Faber
As summer continues to heat up, keep in mind that regulations remain in effect to reduce the volatile organic compounds (VOCs) that can be emitted into the atmosphere by pesticides and other harmful chemicals and contribute to the amount of ozone or smog in the environment.
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A male long-horned digger bee targets a pest, a meloid beetle. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

What's a Meloid to Do?

July 16, 2015
By Kathy Keatley Garvey
So, what's a meloid beetle to do? Here you are, a meloid beetle foraging on a Mexican sunflower (Tithonia) and these long-horned digger bees keep dive-bombing you and pestering you. Then a Gulf Fritilllary butterfly (Agraulis vanillae) decides it wants a share of your flower.
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IMG 4597
UC Rice Blog: Article

Armyworm outbreak: what's next?

July 16, 2015
By Randall G Mutters
The armyworm outbreak we experienced a few weeks ago seems to be over. Several fields in Glenn and Butte counties had very high populations and experienced severe defoliation. In some cases, the affected areas have recovered (see pictures below).
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A worker Formica moki ant, as seen in the Häagen-Dazs Honey Bee Haven.
Bug Squad: Article

Ants and Moths: Think Noon and Night!

July 15, 2015
By Kathy Keatley Garvey
It promises to be a fun and educational entomological weekend at the University of California, Davis! Think noon and night. Friday noon! At Friday noon, July 17, ant specialist Phil Ward, professor of entomology, will present a program on the species of ants found in the Hagen-Dazs Honey Bee Haven.
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Armyworm adult #1
UC Rice Blog: Article

Armyworm adults

July 15, 2015
By Luis Espino
Recently, a grower had been observing several straw colored moths flying around his field. He worried those could be armyworm moths that were laying eggs. Turned out those moths were not armyworm moths. Below are a few pictures of what the armyworm moth looks like.
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p deficiency in citrus
Topics in Subtropics: Article

Phosphorous Acid Confusion

July 15, 2015
By Ben A Faber
It is more than just the confusion about the effects of phosphonates, but also how to spell the words associated with the P atom. Phosphorus with an ending in us is the element we know as P, while Phosphorous with a ous ending is the adjective of P.
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