Topics in Subtropics

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.

Blossom End Rot in Citrus - Another Result of Drought

November 2, 2015

By Ben A Faber

Another impact of the drought? There have been reports of a sunken, leathery patch around the blossom end (opposite of the stem end) of citrus fruit. This has been reported on lemons, limes and mandarins, but I am sure growers are seeing it on oranges, as well as other citrus relatives.

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Avocado Day

October 30, 2015

By Ben A Faber

Please join us for Avocado Field Day at UCR on November 17, 2015 from 11:00-3:30. The event is located at UCR's field research station (1060 Martin Luther King Blvd., Riverside).

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Area-wide Asian Psyllid Treatments in Ventura

October 27, 2015

On Aug. 30, Ventura County's citrus growers, pest-control advisers (PCAs) and pest-control operators (PCOs) embarked on the most ambitious program of Asian citrus psyllid suppression in commercial groves ever undertaken in California.

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Shot Hole Borer on the Move

October 26, 2015

By Ben A Faber

A note from UC Riverside Plant Pathologist, Akif Eskalen Hello, We just confirmed that the riparian forest in the Tijuana river valley in San Diego is infested with Kuroshio Shot Hole Borer.

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Weed Control in Subtropical Tree Crops

October 22, 2015

By Sonia I Rios

Control of weeds has always been a major economic cost in subtropical fruit production because of favorable climate that allows for weed germination and year-round growth.

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