4: Grapevine Trunk Diseases and Red Blotch Virus Management

Sustainable Winegrowing with Vineyard Team

Three winegrape growers, Lucas Pope of Halter Ranch, Ryan Scott of Monterey Pacific, and John Pierini of J. Lohr Vineyards and Wines, share their specific, tried-and-true practices for preventing and managing Grapevine Trunk Diseases and the Red Blotch Virus. Topics include the logistics of pruning and dormant fungicide applications, trunk renewal, the economics of diseased vineyards, replanting, and the importance of virus-free plant material.

References:

• Economic Hurdles to Early Adoption of Grapevine Trunk Disease Preventative Practices - Jonathan Kaplan
• Managing Trunk Diseases in Young and Mature Vineyards - Kendra Baumgartner
• Timely Trunk Renewal - Richard Smart
• Timely Trunk Renewal to Overcome Trunk Disease, Practical Winer & Vineyard – Richard Smart
• Grapevine Trunk Disease - Key points
• A Short History of Red Blotch Disease - Debroah Golino

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