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.

Characterization of resistance to Pierce's disease in Muscadinia rotundifolia and the potential for conferring resistance to grafted Vitis vinifera scions.

PIs: Andrew Walker; Johnathan Ruel

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Funding Sources:

  • Funded by: CDFA - Pierce's Disease and Glassy-winged Sharpshooter Board
  • Budget: $28,904
  • Start date: July 01, 2003
  • Stop date: June 30, 2004
  • Status: APPROVED