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.

New Topics in Subtropics Newsletter

March 8, 2017

By Ben A Faber

View List of Newsletter Issues | Return to Topics in Subtropics In this issue: Revisiting an old study on high density citrus orchards Shoot and Twig Dieback in Citrus Alternative Crops or ......

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Mandatory Tarping of Transported Citrus Fruit to Control ACP - Part 2

March 6, 2017

By Ben A Faber

A new ruling from CDFA to modify the announcement from March 2.

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Here WE Go Again. Olive Bark Beetle Invades California

March 2, 2017

By Ben A Faber

Below is a brief description of the new pest, followed by CDFA's analysis. Olive bark beetle (Phloeotribus scarabaeoides) Prepared by Dr. G.

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Tolerance to HLB in Citrus and its Relatives?

February 27, 2017

In a Fort Pierce, FL, field planting, plant growth, and Huanglongbing (HLB) severity were assessed as indicators of HLB tolerance on progenies of 83 seed-source accessions of Citrus and Citrus relatives mainly from the Riverside, CA, genebank.

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Soil pH Reduction with Organic Amendments

February 23, 2017

By Ben A Faber

Soil pH along most of the California coast north of Los Angeles ranges between 7.3 and 8, which is generally higher than many edible and ornamental plants prefer.

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