Ongoing research

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The OMRI seal may appear on pesticides determined as organically acceptable by the Organic Materials Review Institute.
Pests in the Urban Landscape: Article

Organic, Natural, and Less Toxic: What’s the Difference?

July 11, 2024
By Lauren Fordyce, Belinda Messenger-Sikes, Karey Windbiel-Rojas
You've heard of terms such as green, organic, natural, ecofriendly, and less toxic to describe pest control products and services. But what do these terms really mean? To different people, they can mean different things, creating obvious confusion.
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A blister beetle (family Meloidae) eating pollen from the Mexican sunflower, Tithonia rotundifola. (Photo by Kathy Keatley Garvey)

The Secret Life of a Blister Beetle

July 11, 2024
By Kathy Keatley Garvey
Blister beetles (family Meloidae) are so named because they emit a poisonous chemical, cantharidin, that can blister your skin. Don't even think about touching them! Blister beetles can infest alfalfa hay, and are toxic--even deadly--to livestock.
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photos by Lorie Hammond
The Savvy Sage: Article

Sunflower Art and Science-A Midsummer Treat

July 10, 2024
In conjunction with Davis Farm to School, I have been developing a partnership, as a Master Gardener, withGanHaverim Preschool in Davis. It began with a teacher workshop in early June, at which we planned the preschool summer garden.
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Figure 1. Pheromone bucket trap showing armyworm moths.
SJC and Delta Field Crops: Article

2024 Delta Rice Armyworm Monitoring

July 10, 2024
By Michelle M Leinfelder-Miles
UCCE is monitoring armyworms in rice again in 2024. Our monitoring involves scouting for damage and deployment of pheromone bucket traps that catch the moths (Fig. 1). I have traps at three Delta locations, and my colleague, Luis Espino, is monitoring fields in the Sacramento Valley.
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photos by Jennifer DeDora
Under the Solano Sun: Article

Watermelon Plant- Peperomia argyreia

July 10, 2024
The leaves of this unique-looking house plant really do look like the rind of a ripe watermelon. The stems are also reminiscent of the fruit-they are a rich red, just like the edible flesh of a ready-to-eat watermelon. I purchased this houseplant as a gift to myself, and I'm very happy I did.
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Tulare County Cooperative Extension: Article

Topics in Subtropics Spring 2024

July 10, 2024
Effectiveness of Asian citrus psyllid management in huanglongbing treatment zones in residential Southern California Managed honeybees in a wet year Threats to citrus orchards in California by synergistic effects of dry root rot and phytophthora root and crown rot Microbial Safety in Avocado Farms H...
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UC Cooperative Extension Imperial County: Article

July 2024

July 10, 2024
SUMMER COVER CROP OPTIONS FOR MANAGING SOIL HEALTH, NITROGEN, AND PEST WORKSHOP 2024 INTERN PRESENTATION INCREASE YOUR FARM'S INCOME WITH REGENERATIVE MANAGEMENT UPDATES ON SUGAR BEETS AND BEET LEAFHOPPERS MAY GUAYULE BE A FUTURE CROP OF THE IMPERIAL VALLEY?
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