Agriculture

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scaffolded avocado
Topics in Subtropics: Article

Heat, Wind, Freeze, Wind, Repeat

March 17, 2021
By Ben A Faber
And what do you get, a defoliated tree. And a defolated tree has no way of moving water through its system. The leaves are not there to transpire and create a flow of water through the tree. When hot day comes and it does not need to be much hotter than 80 deg the bark will heat up and burn.
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Chaff lining
UC Weed Science (weed control, management, ecology, and minutia): Article

Harvest Weed Seed Control in California: Potential and Limitations

March 16, 2021
Concerns about a growing resistance to herbicides In Mediterranean or arid climates, particularly in areas with marginal soils, crop rotations are often limited to a narrow range of hay, pasture, a handful of winter legumes, or rainy-season grasses.
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A honey bee on honeycomb. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Honey, What's Going On with the Honey?

March 15, 2021
By Kathy Keatley Garvey
Honey, what's going on with the honey? If you're a beekeeper, a food retailer, in honey production or just want to know more about honey adulteration and food authenticity and what you can do about it, this one's for you.
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Nitrogen managmenmt areas ventura
Topics in Subtropics: Article

Nitrogen Management Training - Ventura

March 15, 2021
By Ben A Faber
Nitrogen Management Plan Self-Certification Training Webinar Date/Time: This training program will be split into two sessions.
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avocado fruit
Topics in Subtropics: Article

Walking the Avocado Area of Cal Poly SLO

March 12, 2021
By Ben A Faber
Virtual Avocado Field Day 2021 Zooming to Healthier Trees and Soils April 14, 2021 (1 - 3pm) REGISTER BY CLICKING HERE Presented in partnership with the California Avocado Society, Inc.
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Ranching in the Sierra Foothills: Article

It’s the Water!

March 11, 2021
By Daniel K Macon
Short- and Long-term Stock Water Strategies On a day that started with a long-overdue rainstorm here in Auburn, I received word that USDA Secretary Tom Vilsack had declared a drought disaster in 50 of California's 58 counties including Placer, Nevada, Sutter, and Yuba.
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Figure 1. Electric weed control unit manufacturer by Zasso operating at Lewis Brown Research Center in Corvallis, OR. The electricity is applied through the metal probes. The electric resistance heats up the plant, producing steam.
UC Weed Science (weed control, management, ecology, and minutia): Article

Managing herbicide resistance with electric weed control

March 11, 2021
By Gale Perez
From the Weeders of the West (WoW) blog March 11, 2021 Marcelo Moretti is a Professor in the Dept. of Horticulture at Oregon State University and an alumnus of UC Davis and California State University, Fresno.
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A honey bee gives a "high five." (Photo by Kathy Keatley Garvey)
Bug Squad: Article

A Honey Bee 'High Five'

March 10, 2021
By Kathy Keatley Garvey
"Honey bees contribute nearly $20 billion to the value of U.S. crop production," according to the American Beekeeping Federation's Pollination Facts. "This contribution, made by managed honey bees, comes in the form of increased yields and superior quality crops for growers and American consumers.
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Topics in Subtropics: Article

New Topics in Subtropics Newsletter

March 10, 2021
By Ben A Faber
IN SUBTROPICS A collaborative blog by UC farm advisors and specialists in subtropical horticulture in California.
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