Pierce's Disease
Research Updates


What is Pierce's Disease?

Pierce's Disease is a bacterial infection, which is spread by bugs that feed on grapevines, particularly the "glassy winged sharpshooter." Grapevines that become infected with PD can quickly become sick and die.

glassy-winged sharpshooter

Geographic distribution of isolate virulence in Xylella fastidiosa collected from grape in California and its effect on host resistance (#18-0306)

PIs: Rachel Naegele


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Funding Sources:

  • Funded by: CDFA - Pierce's Disease and Glassy-winged Sharpshooter Board
  • Budget: $252,736
  • Start date: July 01, 2018
  • Stop date: December 31, 2021
  • Status: APPROVED