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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avocado defoliated

Paint to Prevent Trunk Damage?

January 21, 2022
By Ben A Faber
Both almond and avocado start with the letter A, but there are lots of differences. The question has come up if white latex trunk paint might protect both citrus and avocado from herbicide drift, as has been used in almonds.
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mandarin breakdown peel

Satsuma Rind Breakdown

January 13, 2022
By Ben A Faber
Although you never know about the weather, we do know that if heavy rain occurs after color break in mandarins there can be significant rind breakdown. This problem can destroy much of the crop and the problem is largely preventable.
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HLB symptoms

Measuring the Speed of HLB

January 12, 2022
By Ben A Faber
Citrus greening disease can infect an entire tree weeks before symptoms appear Ashley Carlin American Phytopathological Society For the first time ever, scientists have been able to measure the speed of a bacterium that causes the incurable citrus greening disease.
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safety training

Food Safety Training - Online

January 10, 2022
By Ben A Faber
Free Online Food Safety Training Sessions Available Growers can complete free food safety training, as mandated by the U.S. Federal Department of Agriculture's new Produce Safety rule, from the comfort of their own home or business.
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purple scale (2)

For Every Season....

January 10, 2022
By Ben A Faber
Years go by and the regulars are out there on the trees - red scale, broad mite, citrus thrips, bud mite, leafminer and more and more Asian citrus psyllid. And then suddenly one that has seemed to be just in the background pops up all over the place.
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