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Pierce's Disease
Research Updates

piercesdisease.cdfa.ca.gov

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

Effects of grapevine red blotch disease on flavor and flavor precursor formation in the grape and on wine quality

PIs: Michael Qian

Reports:

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Funding Sources:

  • Funded by: CDFA - Pierce's Disease and Glassy-winged Sharpshooter Board
  • Budget: $109,512
  • Start date: July 01, 2019
  • Stop date: June 30, 2022
  • Status: APPROVED

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