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.

Economic impact of Pierce's disease on the California winegrape industry.

PIs: Jerome Siebert

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Funding Sources:

  • Funded by: CDFA - Assembly Bill 1232
  • Budget: $10,000
  • Start date: May 15, 2000
  • Stop date: June 30, 2001
  • Status: APPROVED