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.

Which grape varietals are sources of PD spread? Decoupling resistance, tolerance, and GWSS discrimination.

PIs: Rodrigo Almeida

Reports:

Funding sources:

  • Funded by: CDFA PD/GWSS Board
  • Budget: $220,302.00
  • Start date: 2008-07-01
  • Stop date: 2011-06-30
  • Status: APPROVED