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Grapevine Leafroll Disease Seminar Feb. 28, Yountville

Grapevine Leafroll Disease Seminar hosted by Napa Valley Grapegrowers, Napa Valley Vineyard Technical Group, and UC Cooperative Extension will be held in Yountville Feb. 28.

Grapevine Leafroll Disease: Detection, Transmission, and Management

Grapevine Leafroll Disease Seminar hosted by Napa Valley Grapegrowers, Napa Valley Vineyard Technical Group, and UC Cooperative Extension:


Leafroll Disease: Detection, Transmission & Management

Tuesday, Feb. 28, 2012

8 a.m. – Noon

Yountville Community Hall

6516 Yount Street, Yountville

Registration begins at 7:30 a.m. with coffee and pastries

8 a.m. Introduction: Concerns about Leafroll Disease for Growers

Randy Heinzen, Beckstoffer Vineyards

8:15 Laboratory Testing: Everything Growers Need to Know

Vicki Klaassen, UC Davis, Foundation Plant Services

8:45 Beyond Laboratory Testing: Other Potential Methods for Monitoring Leafroll Disease in the Vineyard

Matthew Staid, Vine View Imaging

9 Leafroll Disease Transmission Ecology: How do the Viruses Move?

Rodrigo Almeida, UC Berkeley

9:45 Managing Mealybugs as a Vector of Leafroll-Associated Viruses

Kent Daane, UC Berkeley

10:30 Break

10:45 Working Together to Combat Leafroll Disease: Strategies for Neighborhood Groups

Neil McRoberts, Department of Plant Pathology, UC Davis

11:30 What is the Future for Clean Plant Material?

Deborah Golino, UC Davis, Foundation Plant Services

Noon: Conclusions: BMP’s (clean plant material), testing, other red leaf concerns, management and economics

Monica Cooper, Napa County Viticulture Farm Advisor


NVG & Vit Tech Member Admission: $15*

* Seminar Co-Hosts, the University of California Cooperative Extension & Napa Valley Vineyard Technical Group, are covering $45 of the regular $60 seminar admission fee for members of both organizations

General Admission: $90

NVG Season Pass Event: $250 per person

(includes the 3-part Sustainable Vineyard Practices Series, Ahead of the Curve & the Organic Winegrowing Conference)

To register, visit or call the NVG office (707) 944-8311.

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