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

Upcoming PD/GWSS Board and Advisory Task Force Meeting


Date: October 24, 2016
Time: 10:00 AM
Location: Fresno County Department of Agriculture, 1720 South Maple Avenue, Fresno, California, in the Demo Room in Building 400.

For more information, please click here.