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Content Marked with: Asian Citrus Psyllid

Tracking Down Asian Citrus Psyllid in Pakistan

The Hunt for Natural Enemies has Begun Mark S. Hoddle, University of California, Riverside Asian citrus psyllid (ACP), Diaphornia citri , is considered to be one of the world’s most serious threats to economic citrus production because it vectors a bacteria, Candidatus Liberibacter asiaticus, that causes Huanglongbing (HLB) (also known as citrus greening), a disease...
By CISR Team | | Asian Citrus Psyllid, Invasive Species, Mark Hoddle

Tracking Down Asian Citrus Psyllid in Pakistan

The Hunt for Natural Enemies has Begun Mark S. Hoddle, University of California, Riverside Asian citrus psyllid (ACP), Diaphornia citri , is considered to be one of the world’s most serious threats to economic citrus production because it vectors a bacteria, Candidatus Liberibacter asiaticus, that causes Huanglongbing (HLB) (also known as citrus greening), a disease...
By CISR Team |

Hunting for Natural Enemies of Asian Citrus Psyllid in Pakistan

Asian citrus psyllid (ACP) was found in California in late 2008 in San Diego and Imperial Counties. This invasive pest sucks sap from citrus and is a major concern for California because when feeds ACP inject into trees bacteria that cause a lethal disease of citrus known as huanglongbing (HLB) . This plant disease is...
By CISR Team |

First Release of Tamarixia radiata in California for the Biological Control of Asian Citrus Psyllid

Provost and Executive Vice Chancellor of UC Riverside Dallas Rabenstein (left) and Mark Hoddle (right) made the first release of Tamarixia in Southern California. At 11:00 am on the 20 December 2011, approximately 30-40 people assembled at the UC Riverside Biological Control Grove to participate in the first release in California of the Asian citrus...
By Mark Hoddle |

Tamarixia radiata release video

Christina Hoddle explains the release of Tamarixia radiata at UC Riverside. Video recorded on December 20, 2011 at University California Riverside. For more information about Tamarixia radiata and Asian Citrus Psyllid, visit the CISR website: http://cisr.ucr.edu/asian_citrus_psyllid.html
By CISR Team |

Huanglongbing Detected in Hacienda Heights, Los Angeles County

The Situation: On Thursday April 5 2012, after about a week of testing, the California Department of Food and Agriculture (CDFA) removed a pumelo tree with a lemon graft from Hacienda Heights in Los Angeles County after the tree and an Asian citrus psyllid found on the tree both tested positive for a lethal citrus...
By Mark Hoddle |

Has the Asian Citrus Psyllid Parasitoid, Tamarixia radiata, Established in California?

Tamarixia radiata (female) The Problem: Tamarixia radiata , a tiny parasitic wasp has been imported into California from the Punjab of Pakistan to attack nymphs of Asian citrus psyllid (ACP) , a serious citrus pest that has established wide spread populations in the counties of Los Angeles, San Bernardino, and Riverside (significantly smaller populations are...
By Mark Hoddle |

Tamarixia radiata and Natural Enemy Impacts on the Invasive Asian Citrus Psyllid in southern California

Written by: Erica J. Kistner (Postdoctoral Scholar, UC Riverside) Photos by: Mike Lewis, Mark Hoddle and Nayham Melhem The Problem: Since its accidental introduction in 2008, the invasive Asian Citrus Psyllid (ACP) is now widespread throughout southern CA including San Diego, Imperial, Riverside, Los Angeles, Orange, and San Bernardino counties. ACP may present the greatest...
By Erica Kistner | | Argentine Ants, Asian Citrus Psyllid, Tamarixia radiata, UC Riverside

First Official Release of Diaphorencyrtus aligarhensis in California for the Biological Control of Asian Citrus Psyllid

The Problem Figure 1. An adult male (left) and female (right) Diaphorencyrtus aligarhensis on a citrus leaf. Photo Mike Lewis, Center for Invasive Species Research, UC Riverside. Asian citrus psyllid (ACP) is a serious threat to California’s citrus because it spreads a bacterium that causes a lethal disease of citrus, huanglongbing , which was first...
By Mark Hoddle | | Asian Citrus Psyllid, Mark Hoddle, News, UC Riverside

Psyllaphycus diaphorinae: Another Natural Enemy from Pakistan for ACP Biocontrol?

Written by: Allison Bistline-East Email: a.bistline-east1@nuigalway.ie More Research: UCR Biocontrol Website The Problem. In 2008, the Asian citrus psyllid (ACP), Diaphorina citri (Hemiptera: Liviidae), was first detected in California. Since its establishment in California, commercial citrus growers and homeowners alike have become familiar with this notorious pest and the threat it represents as a vector...
By Allison Bistline-East | | Asian Citrus Psyllid, Psyllids
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