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.
oldest insect wings

How Old Are Insects?

February 12, 2018
By Ben A Faber
In 'pond scum,' scientists find answers to one of evolution's which-came-first cases Moths and butterflies existed during Jurassic era, millions of years before flowering plants, team reports This means insects were just waiting for avocados and citrus to come along in order to start using them as a...
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lace bug and excrement on leaf

Avocado Lace Bug - ALB - Is Near You?

February 9, 2018
By Ben A Faber
On October 5, 2017, the California Avocado Commission (CAC) was alerted to a possible infestation of avocado lace bug (ALB; Pseudacysta perseae) in commercial avocado groves in Oceanside and De Luz, San Diego County. UCR's Mark Hoddle confirmed the infestation.
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PSHB sycamore

PSHB Found in South Africa

February 7, 2018
By Ben A Faber
The following is the abstract of a recent article highlighting the occurrence of the invasive shot hole borer that is found in California and described in our blog site: http://ucanr.
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census map

Agriculture Counts

February 2, 2018
By Ben A Faber
Census of Agriculture response deadline one week away WASHINGTON, Jan. 29, 2018 The U.S. Department of Agriculture's (USDA) National Agricultural Statistics Service (NASS) reminds our nation's farmers and ranchers that the deadline for the 2017 Census of Agriculture is one week away.
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