Search for tag: "wine"

Grape Day 2021: Samuel Hoffman, OSU

This seminar summarizes wine sensory impacts of Grapevine Red Blotch Virus in Pinot noir vineyards that were found positive for Grapevine Red Blotch Virus. Sensory studies were conducted Winter…

From  Denise Dewey 9 plays

Grape Day 2021: Quynh Phan, OSU

This seminar is presented by Quynh Phan, a PhD candidate in the lab of Dr. Elizabeth Tomasino (Wine Sensory) in the Department of Food Science and Technology at Oregon State University. Quynh is…

From  Denise Dewey 9 plays

Grape Red Blotch Disease Webinar - Dr. Michael Qian

Dr. Michael Qian summarizes fruit and wine flavor compound composition of Pinot noir from three field trials conducted in Oregon in Red Blotch Disease infected vineyards. The projects were designed…

From  Patricia Skinkis 17 plays

Grape Red Blotch Disease Webinar - Samuel Hoffman

This webinar summarizes wine sensory perception results from two field experiments conducted in Pinot noir vineyards that were found positive for Grape Red Blotch Virus. Sensory studies were…

From  Patricia Skinkis 7 plays

Research Seminar 2019: Dr. James Osborne, OSU

This seminar is presented by Dr. James Osborne, who has conducted research investigating the use of select non-Saccharomyces yeast to reduce growth of the spoilage yeast Hanseniaspora uvarum during…

From  Denise Dewey 24 plays

OWRI Picture Newsletter 2016

A compilation of research and outreach for the Oregon Wine Research Institute.

From  Danielle Gabriel 100 plays

20160708 Berry Sensory Assessment: A Valuable Tool in Grape and Wine Production

Berry sensory assessment (BSA) is a tool that can be used to assist in the evaluation of grape quality, however little published information exists on BSA characteristics of established grape…

From  Denise Dewey 112 plays

20160308 Powdery Mildew: Biology and Management

Powdery mildew remains a concern for grape growers and can be difficult to manage. Populations of Erysiphe necator cleistothecia can burst open and release ascospores over an extended period of time…

From  Denise Dewey 292 plays

20160202 Fungal Sex Could Resist Your Advances

Fungicide resistance became a priority this past summer with several documented powdery mildew management failures in vineyards. Several new fungicides have been registered for grapes and some of…

From  Denise Dewey 131 plays

20151211 Statewide Crop Load Project: Impacts of Pinot Noir Yield Management on Vine Productivity and Fruit Composition at Harvest

The Statewide Crop Load Project was established in 2012 as a large grower-collaborative study to determine the long-term impacts of yield management on fruit composition, wine quality, and vine…

From  Denise Dewey 137 plays

20150529 From Nursery to the Vineyard: Study of Trunk Diseases in British Columbia

Grapevines are the second largest fruit crop in British Columbia with a cultivated area of over 10,000 acres and a farm gate value of over $35 million CAD. Future economic sustainability depends on…

From  Denise Dewey 173 plays

20150521 Chiral Monoterpenes in Pinot gris Wines

Dr. Tomasino discussed her research in discovering the importance of chiral monoterpenes in Pinot gris and Riesling. These compounds contribute to floral, citrus, and fruity aromas in aromatic white…

From  Denise Dewey 103 plays

20150424 Finding the Sweet Spot for Nutrient Status of Pinot noir

Dr. Schreiner summarized his findings from research trials designed to better define nitrogen, phosphorus, and potassium requirements for Pinot noir, and how varying these nutrients alters vine…

From  Denise Dewey 258 plays

20150318 What Malolactic Fermentation Can Do for You: Beyond De-acidification

Malolactic fermentation is primarily used during winemaking to de-acidify wines; however this process can alter wine quality in a number of other ways. In this seminar, Dr. James Osborne discussed…

From  Denise Dewey 198 plays

20150219 Timing of Berry Ripening and the Relationship to Seed Content

In a grape cluster, individual berries enter the ripening phase at different times, leading to the uneven ripening pattern observed during véraison. Seeds are known to influence the growth of…

From  Denise Dewey 75 plays

2014 OWRI Year in Pictures

2014 OWRI Year in Pictures Visit us at

From  Denise Dewey 239 plays

20141208 Yield Management: A story from the vine's perspective

The yield-quality relationship is of paramount importance to achieve quality fruit consistently in Oregon's Pinot noir producing regions, or so we think. Each year, growers and winemakers toil…

From  Denise Dewey 175 plays

20140827 Rust Mite Monitoring in Vineyards - Washing Technique

Presenter: Dr. Patricia Skinkis

From  Denise Dewey 28 plays

20140808 Variation in tartaric and malic acid concentrations in grapevine berries

Organic acids are important to the flavor of grapes and wine and aid in the prevention of microbial spoilage during fermentation, with tartaric acid and malic acid accounting for 90% of the acidity…

From  Denise Dewey 97 plays