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

December 2010 news archives

  • Vectors of viruses in crops
    Western Farm Press December 21, 2010

    Note that leafhoppers also vector bacterial pathogens such as the aster yellows and Pierce's disease bacteria. Thrips:In addition to being important plant ...


  • Sweet wine, Alabama: Local vineyard bottles the flavors of the South
    Anniston Star December 01, 2010

    Elina Coneva of Auburn is working with three grape selections that were developed by UC Davis's breeding grape program to be resistant to Pierce's Disease , ...