CISR: Brown Citrus Aphid

CISR: Brown Citrus Aphid

Wednesday, October 21st, 2009

The Situation: The brown citrus aphid (BrCA), is an insect pest of all citrus varieties.  It is not a pest of non-citrus crops.  The brown citrus aphid infests the stems and new leaves of citrus trees and in addition to feeding damage, it is a highly efficient vector of citrus tristeza virus (CTV).  CTV can […]

CISR: Asian Woolly Hackberry Aphid

Wednesday, October 21st, 2009

The Situation: The Asian Woolly Hackberry aphid Shivaphis celti was first detected in North America on native hackberry trees (Celtis occidentalis) in Georgia in 1996 and has been subsequently found throughout the southeastern states. In 2002 the aphid was detected in several counties in the San Joaquin Valley of California on the commonly planted Chinese […]

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Center for Invasive Species Research

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