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Written by University of California Cooperative Extension Forestry
Forest Basin
UCANR: Protecting California's natural resources
Invasive pests kill thousands of trees, but scientists see some successes
  • Author: Randall Oliver
Published on: January 25, 2023

Reposted from UC ANR news

Early detection increases the chances of eradicating pests

Trees provide shade to keep us cool, produce oxygen for us to breathe and calm our nerves. Numerous studies have demonstrated that even brief contact with trees and green spaces can provide significant human health benefits such as reductions in blood pressure and stress-related hormones. Trees...

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Public Value: UCANR: Protecting California's natural resources
Tags: gold spotted oak borer (2), insects (4), invasive shothole borer (1), invasive species (2), red striped palm weevil (1), UCIPM (1)
Focus Area Tags: Environment
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UC IPM Releases Management Guidelines for Goldspotted Oak Borer
Published on: April 26, 2013
PHOTO: Life states of the goldspotted oak borer. From left: fourth-instar larva, fourth instar larva in a hairpin configuration and in a constricted form, pupa and adult. Photo by Mike I. Jones
PHOTO: Life states of the goldspotted oak borer. From left: fourth-instar larva, fourth instar larva in a hairpin configuration and in a constricted form, pupa and adult. Photo by Mike I. Jones

UC IPM released a new Pest Note in January 2013 on the goldspotted oak borer.  This Pest Note has the first official UC guidelines for managing the pest.

First identified in California in 2004, the goldspotted oak borer (GSOB), Agrilus auroguttatus, has killed more than 24,000 oak trees in San Diego County since its arrival, probably in the late 1990s.   In 2012, it was detected in Riverside County and it is expected to spread northward in the state. 

The most seriously damaged oaks are those in the red oak group including coast live oak, Quercus agrifolia, and black oak,...

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Tags: entomology (2), gold spotted oak borer (2), GSOB (1), IPM (3), Mary Louise Flint (2), Mike Jones (1), pest note (1)
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