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Laboratory Analysis

The document below is a listing of many of the commercial labs for agricultural testing in California:

Selected commercial labs in Northern and Central California


Grapevine Virus Testing at UC Davis

Foundation Plant Services at UC Davis offers comprehensive virus testing services:



The Real-Time PCR Research and Diagnostics Core Facility at UC Davis also offers virus testing:



This article describes the basics of testing grapevines for virus diseases:

Laboratory testing for grapevine diseases article


Grape Variety Identification by DNA Testing

Foundation Plant Services can identify many grape varieties with DNA testing: