Invasive Species Management

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Leaffooted bug eggs. Photo by David R. Haviland, UCCE.
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Easter Egg Hunt Answers!

April 1, 2024
By Lauren Fordyce
Below are answers to UC IPM's 2024 insect Easter egg hunt! Click on the name of each insect to learn more. A. Brown marmorated stink bug These eggs belong to the brown marmorated stink bug (BMSB) a pest of many types of plants and occasional indoor nuisance.
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West Nile virus is mainly spread by Culex mosquitoes. Photo by Matthew Bertone, North Carolina State University Extension.
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Invasive Pest Spotlight: West Nile Virus

March 26, 2024
By Mackenzie F Patton
The invasive pest spotlight focuses on emerging or potential invasive pests in California. In this issue we are covering West Nile virus. West Nile virus disease was first reported in California in 2003 and has become the most common and serious vector-borne disease in California.
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Easter Egg Hunt 2024!

March 26, 2024
By Lauren Fordyce
It's time for UC IPM's annual insect Easter egg hunt! Can you guess which insects laid the eggs pictured below? Some may be pests, while others may be beneficial. Leave a comment on this blog post with your guesses, or on our Facebook and Instagram posts. Answers will be posted on Monday, April 1st.
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A fruit fly laying eggs into a green mango fruit.
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Invasive Pest Spotlight: Oriental Fruit Fly

December 18, 2023
By Belinda Messenger-Sikes
The invasive pest spotlight focuses on emerging or potential invasive pests in California. In this issue we are covering the Oriental fruit fly. The Oriental fruit fly (OFF) is an invasive pest that attacks over 230 crops including citrus and other fruits, nuts, vegetables, and berries.
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Figure 4. Time required for western subterranean termites to begin consuming baits installed during four different seasons in California’s San Francisco Bay Area. Red points on termite heads represent the average time-to-attack (number of days between installation and first observation of bait consumption). Red bars extending above and below each point represent standard error of the mean. Photo by Casey Hubble, UCCE.
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Termite Bait Study

November 28, 2023
By Andrew M Sutherland
Subterranean termites (Family Rhinotermitidae) are considered the most serious wood-destroying pests in the world, causing an estimated $32 billion in global economic impact each year. California is home to both native and introduced subterranean termite species (Figure 1).
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A landscape photo of an oak tree with dying, leafless branches in a meadow of dry brown grass.
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Sudden oak death: what is it?

September 11, 2023
Sudden oak death (SOD) is a disease syndrome that has killed millions of native oak trees (Figure 1) along the west coast of the United States, from Big Sur in California up to Southern Oregon.
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Graphic image depicting horizontal and vertical fire paths.
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Weeds & Wildfires

August 28, 2023
Wildfires are part of California's ecosystems, and they do not have to lead to the destruction of structures and livelihoods. Each of us can contribute to improving wildfire resilience, from individual homeowners and businesses to entire communities.
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