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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air blast sprayer

Calibrating an Airblast Sprayer

September 20, 2024
By Ben A Faber
Get an airblast sprayer in the right condition so it can do its job right. Read a summary of calibrating an airblast sprayer https://www.sacvalleyorchards.com/almonds/foliar-diseases/pre-season-airblast-sprayer-calibration/ Using a calibration guide https://ccag-eh.ucanr.edu/files/241473.
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ALB-Leaf-Damage-Low-Res

Avocado Lace Bug Spreads

September 17, 2024
By Ben A Faber
There has been a recent expansion of Avocado Lace Bug into parts of the Carpinteria area. It was more or less located in the San Diego coastal area. It spreads mainly with people....... Read about it at the UC-IPM website and the observations of Mark Hoddle, IPM Specialist at UC Riverside.
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avocado irrigation spaing one per tree (2)

Avocado Irrigation Workshop - Oct 16, Ventura

September 16, 2024
By Ben A Faber
Avocado Irrigation Workshop Avocado Irrigation Workshop October 16 (Wednesday), 2024 2:00 5:00 P.M. UC Cooperative Extension Ventura County (California Room) 669 County Square Dr, Ventura, CA 93003 Workshop registration link: Registration 2:00 - 5:00 p.m.
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fertilizer tank

Managing Fertigation Videos

September 11, 2024
By Ben A Faber
Informational Videos Covering Fertilizer Application through Irrigation Water Now Available in English and Spanish Nicole Nunes FREP Grant Program Through a grant from the Fertilizer Research and Education Program (FREP), Cal Poly's Irrigation Training and Research Center (ITRC) has developed a seri...
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fig wax scale ant feeding

Fig Wax Scale Alert

September 8, 2024
F\ig Wax Scale has recently been detected in the environment in the San Diego County. This insect is commonly intercepted at ports of entry, especially on shipments of palms, but has not previously established a reproductive population in California to our knowledge.
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