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Home, landscape, and structural pest news from the UC Statewide Integrated Pest Management Program
Suburban Neighborhood
Third Backyard Citrus Tree with Huanglongbing Disease Found
Published on: October 3, 2017
Asymmetrical yellow mottling of citrus leaves and greening of fruit, symptoms of huanglongbing. (E. Grafton-Cardwell)
Asymmetrical yellow mottling of citrus leaves and greening of fruit, symptoms of huanglongbing. (E. Grafton-Cardwell)

From the Citrus Pest & Disease Prevention Program

RIVERSIDE – A third backyard citrus tree in the city of Riverside has tested positive for citrus greening, a deadly disease for citrus plants that can be transmitted from tree to tree by the Asian citrus psyllid, state and federal officials have confirmed.

Citrus greening, known as huanglongbing or HLB, was first confirmed in Riverside on July 25. The latest confirmation came Thursday (9/28).The initial sample was from a grapefruit tree in a residential neighborhood near the intersection of Chicago...

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Tags: Asian citrus psylld (14), CDFA (19), disease (52), greening. (1), huanglongbing (36), Riverside (4), UC IPM (373)
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You can help prevent a deadly disease from destroying California's citrus
Published on: August 3, 2017
There is no known treatment for huanglongbing, which kills citrus trees.
There is no known treatment for huanglongbing, which kills citrus trees.

The incurable citrus tree disease huanglongbing, or HLB, has been detected in Los Angeles and Orange counties and most recently in 

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Tags: asian citrus pysllid (1), citrus (19), disease (52), Grafton-Cardwell (13), greening (3), HLB (27), huanglongbing (36), Kan-Rice (2), Riverside (4)
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Riverside tree found infected with citrus greening disease
Published on: July 26, 2017
The tiny Asian citrus psyllid can transmit the deadly disease, huanglongbing (citrus greening).
The tiny Asian citrus psyllid can transmit the deadly disease, huanglongbing (citrus greening).

The California Department of Food and Agriculture (CDFA) and the United States Department of Agriculture (USDA) have confirmed the detection of the citrus disease known as Huanglongbing (HLB), or citrus greening, in Riverside County. The disease was detected in plant material taken from a grapefruit tree...

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Tags: ACP (32), Asian citrus psylld (14), citrus (19), disease (52), HLB (27), huanglongbing (36), pest (177), Riverside (4), tree (22), UC IPM (373)
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Urban Entomology Conference at UC Riverside
Published on: February 23, 2015
Urban Pest Conference
Urban Pest Conference

Are baits the silver bullet for German cockroach control? How can you use better use bait stations against mice and rats? What are the county inspectors looking for during headquarter and truck inspections? Ever wonder how museums deal with their pest problems? Where can you receive updates on new laws and regulations affecting wood destroying organism (WDO) services and listen to the latest research and IPM ideas that can help you control cockroaches, mosquitoes, termites, and bed bugs?

The 24th Annual UC Riverside Urban Pest Management Conference will be held at UCR Extension on March 25, 2015. This one-day conference, primarily targeting urban pest management professionals, has been one...

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Tags: conference (1), IPM (120), PMP (3), professionals (6), Riverside (4)
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