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  • The Asian citrus psyllid is the insect vector for the bacterium that can cause huanglongbing disease. Photo credit: UC Regents
    Asian citrus psyllid study: Vigilance urged but ‘no cause for panic’

    Nov 17, 2022

    • Agriculture
    • Food
    • Pest Management
  • This tree in Florida shows symptoms of huanglongbing (HLB) disease, including a thinning canopy and fruits that fall easily. HLB has devastated the citrus industry in Florida, and poses a threat to California growers. Photo: UC Regents
    Citrus threat target of $7 million multistate research project

    Dec 3, 2021

    • Agriculture
    • Food
    • Innovation
    • Pest Management
  • Argentine ants tending an infestation of Asian citrus psyllid nymphs. Ants may hamper biological control of ACP by Tamarixia. (Photo: Mark Hoddle, UCR)
    Invasive meltdown

    Dec 13, 2012

  • Red pins on the Texas Department of Agriculture map show where citrus greening disease has been found.  Yellow pins show where Asian citrus psyllid has been found.
    USDA to provide $11 million for citrus greening research

    Jul 11, 2011

  • North American distribution of ACP is in orange; areas with ACP and HLB are in green.
    Genetic modification may be only way to save citrus industry

    Dec 7, 2010

  • Disease watch

    Sep 8, 2008

  • citrus psyllid
    Citrus greening threat covered by NY Times

    Aug 27, 2008

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