Vineyard Views & Events | UC Cooperative Extension Napa County

The UCCE Napa Vineyard Views newsletter provides information about local viticulture events, announcements, research and technical updates from UCCE-Napa Viticulture Advisor, Monica Cooper, and her team.

UC Cooperative Extension Napa County: Article

Video demonstration (in Spanish): Measuring grapevine leaf water potential

February 7, 2013

By Monica L Cooper

Dr. Arturo Calderon, Postdoctoral scholar, USDA and UC Davis has released an instructional video (in Spanish) on the use of the pressure bomb to measure grapevine leaf water potential. We hope you will find this video to be a useful training tool. http://www.youtube.com/watch?v=83FXDi8Vkxg

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UC Cooperative Extension Napa County: Article

Phylloxera Populations on Resistant Rootstocks

June 20, 2012

By Monica L Cooper

We have updated our newsletter addressing phylloxera on resistant rootstocks.Follow the newsletter link below to read our updated report.

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UC Cooperative Extension Napa County: Article

Is it a trunk disease? The case of the missing pathogen

March 5, 2012

By Monica L Cooper

In January, Dr. Gubler and I visited a vineyard that seemed to have very clear symptoms of a trunk disease (Eutypa or Botryosphaeria). Yet when we looked closer, we determined the symptoms were not caused by a pathogen...link to the newsletter below to see photographs and read our full report.

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