This pictorial guide will teach you how to plant, prune and train grapes to maximize your harvest and keep vines free of pests and disease. Find out which cultivars grow best in Oregon, and learn what it ...
This publication focuses on in-field identification of signs and symptoms associated with grapevine leafroll-associated viruses and the insects that transmit them.
Kyoo R. Park, S. Mermer, Gordon B. Jones, Govinda Shrestha, Alexander Levin, Rick Hilton, N.H. Mercer, K.M. Daane, Linda Brewer, Patricia A. Skinkis, Vaughn Walton |
Apr 2024 |
Extension Catalog publicationPeer reviewed (Orange level)
This document suggests practices believed to mitigate the spread of disease and virus.
Vaughn Walton, Amy J. Dreves, Patricia A. Skinkis, Clive Kaiser, Marcus A. Buchanan, Rick Hilton, Robert Martin, Steve Castagnoli, Steve Renquist |
Oct 2009 |
Extension Catalog publicationPeer reviewed (Orange level)
Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
Describes the life cycle and injury symptoms of grape phylloxera, Daktulosphaira vitifoliae (Fitch), an aphidlike insect that feeds on grape roots. Discusses strategies for reducing the risk of phylloxera infestation, ...
Patricia A. Skinkis, Vaughn Walton, Clive Kaiser |
Jul 2021 |
Extension Catalog publicationPeer reviewed (Orange level)
Winegrape production in the Pacific Northwest has expanded into areas where low winter temperatures periodically cause cane damage or death. Canes can be protected from freeze damage by burying them or covering them...
Clive Kaiser, Patricia A. Skinkis, Mercy Olmstead |
Mar 2008 |
Extension Catalog publicationPeer reviewed (Orange level)
Vineyard design and management methods that create vine balance will help sustain productive yields, achieve desired fruit quality and maintain vine health. Different climates across Oregon will affect strategies for ...