Lynn Ketchum

Wine Grapes

Displaying 1 - 10 of 53 resources

Dealing with damaged fruit in the winery

This article describes how to process fruit that is damaged in the vineyard due to cracking and infestation by fruit flies.

James Osborne | Oct 2019 | Article

Standards for Bird Control in Vineyards

Birds can feed on ripening grape berries near harvest. Learn how to protect your grapes in a safe and legal manner. Provided by the Oregon Wine Growers Association and Willamette Valley Wineries.

Sep 2019 | Fact Sheet

Impact of Smoke Exposure on Wine

Recent wildfires have exposed grapes in some areas to high levels of smoke that can affect wine quality. While there’s still a lot we don’t know, certain practices can help. Grape growers can identify affected grape lots early and reduce skin contact during processing. These practices may reduce the impact of smoke on sensory characteristics of wine.

Sep 2019 | OSU Extension Catalog

How to renew a grapevine cordon

This video describes how to renew a cordon in a mature, cordon-trained, spur-pruned vineyard that has not had regular cordon renewal.

Patricia Skinkis | Aug 2019 | Video

How to Scout for Grapevine Trunk Disease in Vineyards (cane pruned)

This video describes how to look for signs of grapevine trunk disease in cane pruned vines in winter.

Patty Skinkis | Aug 2019 | Video

How to Scout for Grapevine Trunk Disease in Vineyards (spur pruned)

This video describes how to look for signs of grapevine trunk disease in winter in a cordon-trained, spur-pruned vineyard during winter.

Patricia Skinkis | Aug 2019 | Video

Transitioning Grapevines from Cane to Spur Pruning

This video describes how to select canes for developing cordons in the transition from cane to spur pruned vineyards.

Patricia Skinkis | Aug 2019 | Video

How to Deal with a Vineyard Powdery Mildew Outbreak

This article provides a management plan for powdery mildew outbreaks in commercial vineyards.

Jay Pscheidt | Aug 2019 | Article