Topics in Subtropics

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Topics in Subtropics Blog
You can subscribe to this  blog with multiple entries per week reflecting what's happening with subtropical crops and upcoming educational events.  Just click on the "Subscribe" button just to the right of this paragraph.  There's also our seasonal quarterly Topics in Subtropics newsletter found at our Ventura, Santa Barbara, San Luis Obispo, Riverside, San Diego, Tulare and Kern Counties Cooperative Extension websites.
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rat damage citrus bark

Rats!!!!

January 13, 2025
By Ben A Faber
Rodents, particularly rats, have wreaked havoc in California orchards and vineyards this year. Some growers have reported yield losses, damage to trees and destruction of irrigation lines, electrical wiring and other infrastructure.
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flower visits

Flower Visitation Technique

January 10, 2025
By Ben A Faber
An Australian Curtin University study has revealed a new method of capturing DNA could provide farmers with a valuable tool for boosting crop production while also benefiting the environment.
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cloud forest costa rica

Avocado Leaves Last and Last

January 8, 2025
By Ben A Faber
Avocados come from a wet environment. The Guatemalan and Mexican races come from cloud forest environments that are dripping much of the year from if not rain, a high humidity that creates a cloud-like condition.
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weather map

New Weatherman at ANR

January 6, 2025
By Ben A Faber
Climate scientist Daniel Swain joins UC ANR Author: Pamela S Kan-Rice Daniel Swain Daniel Swain joined University of California Agriculture and Natural Resources on Nov. 1 as a climate scientist in the California Institute for Water Resources.
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worms of citrus avocado Page 1

Leps - Leaf Eating Jewels

January 3, 2025
By Ben A Faber
They can be so destructive, but they sure are beautiful. Leps or worms can be found on fruit tyrees. Citrus Lepidoptera (Worms) https://ipm.ucanr.edu/agriculture/citrus/ ID Key: https://ipm.ucanr.edu/legacy_assets/pdf/pmg/key_to_caterpillars_lepidoptera_larvae_in_california_citrus_3.
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