piercesdisease.cdfa.ca.gov
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.
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Renewal progress report: Field evaluation of cross-graft protection effective against Pierce’s disease by dual DNA constructs expressed in transgenic grape rootstocks (22-0564)
Authors: David Gilchrist
Submitted: January 27, 2026
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