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  • Vineyard Notes : September 2011

    Creator:
    Oregon State University. Extension Service
    Abstract:
    This issue of Vineyard Notes covers four timely topics to be considered in your véraison vineyard management plans: + Bird control + Powdery mildew management + Late season Botrytis prevention + Tissue nutrient sampling
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    % véraison. For full details on sampling procedures, see Monitoring Grapevine Nutrition or visit the

  • OSU Wine and Grape Research and Extension Newsletter : August 2010

    Creator:
    Oregon State University. Extension Service
    Abstract:
    In this August issue, we focus on the grape berry. Articles within cover topics of cluster thinning, berry ripening, harvest., and various pests that can damage berries. Also, we provide information about how to conduct vine nutrient sampling at véraison to be sure to keep up with your nutrient program....
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    moving target Monitoring grapevine nutrition status in the vineyard Characterizing the hormonal

  • Viticulture & Enology Technical Newsletter : Spring 2019

    Creator:
    Oregon Wine Research Institute
    Abstract:
    This edition contains research updates and a comprehensive list of publications summarizing research conducted by faculty of the Oregon Wine Research Institute at Oregon State University. Dr. Patty Skinkis, OSU Viticulture Extension Specialist and Professor, opens the newsletter with an article on canopy yield management. Dr. James Osborne, OSU Enology...
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    microbial monitoring is key to preventing microbial spoilage • Fits like a glove: Improving sampling

  • Vineyard Notes : March 2010

    Creator:
    Oregon State University. Extension Service
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    , trunk, buds) and are not susceptible to pesticides applied during this time period. Monitoring

  • OSU Wine and Grape Research and Extension Newsletter : February 2010

    Creator:
    Oregon State University. Extension Service
    Abstract:
    As the dormant season progresses towards the beginning of the 2010 vineyard season, we prepared this newsletter to focus on viticulture topics in disease management and cover cropping. With pruning taking place across vineyards in Oregon, Dr. Jay Pscheidt reminds vineyard managers to be on alert for canker diseases. Also,...
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    and leafroll monitoring. Cheers, The OSU Winegrape Team Avoiding canker problems in the

  • Vineyard Notes : September 2010

    Creator:
    Oregon State University. Extension Service
    Abstract:
    Welcome to the September 2010 edition of OSU Vineyard Notes. We take this opportunity to make you aware of pest-related problems in the vineyard. This 2010 season has been a challenge for many, and the challenges do not stop here. Jay Pscheidt, OSU Extension Plant Pathology Specialist, reports on new...
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    Vaughn Walton, OSU Horticultural Entomologist, provides an update on monitoring. Finally, Patty Skinkis

  • Viticulture & Enology Technical Newsletter : July 2011

    Creator:
    Oregon Wine Research Institute
    Abstract:
    This newsletter comes at the advent of bloom and fruit set in this 2011 season. To provide information on timely topics, Patty Skinkis provides an article on early season leaf removal and how it may help reduce disease infection. Inga Zasada provides information on plant parasitic nematodes to help you...
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    nematode sampling if this is a concern. On the enology side, James Osborne provides a summary on protein

  • Vineyard Pest Management News : February 22, 2008, Winter

    Creator:
    Oregon State University. Extension Service
    Abstract:
    An OSU newsletter about vineyard arthropods.
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    verified by sampling during the late dormant period during pruning. Recommendations regarding control

  • OSU Wine and Grape Research and Extension Newsletter : May 2010

    Creator:
    Oregon State University. Extension Service
    Abstract:
    As the season progresses and all anticipate bloom, we hope you take the opportunity to read this issue. It is full of useful information on some pests of concern—both old and new—in the vineyard and winery: powdery mildew, grape rust mites, Spotted Wing Drosophila and Brettanomyces. We include other useful...
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    indicate economic threshold levels of the mites from in-season or dormant season monitoring. However

  • OSU Wine and Grape Research and Extension Newsletter : October 2007

    Creator:
    Oregon State University. Extension Service
    Abstract:
    The growing season has come to an end and everyone is feverishly trying to harvest fruit before rain and/or frost, depending on the specific vineyard location throughout the state of Oregon. Here at OSU, we’ve been busy over the past few months providing programming to growers and winemakers. During August,...
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    Gorge Community College. Participants learned sampling techniques to assess maturity prior to harvest

  • Viticulture & Enology Technical Newsletter : March 2011

    Creator:
    Oregon Wine Research Institute
    Abstract:
    Welcome to the March 2011 Viticulture & Enology Newsletter! We have a number of great articles from members of our team to keep you informed. Marcus Buchanan provides an update on the mealybug trapping efforts that have been in place in southern Oregon’s winegrape regions since 2009. Jay Pscheidt writes...
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    Team Summary of the 2010 Southern Oregon Mealybug Monitoring Program Marcus Buchanan, Ph.D

  • Viticulture & Enology Technical Newsletter : Fall 2016

    Creator:
    Oregon Wine Research Institute
    Abstract:
    Our latest edition of the OWRI Technical Newsletter contains research updates, the latest Extension resources, and a comprehensive list of publications outlining research conducted by members of the Oregon Wine Research Institute at Oregon State University. Dr. Patty Skinkis, Viticulture Extension Specialist & Associate Professor, OSU opens the newsletter with...
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    counts pre- and post-thinning, tissue nutrient sampling at véraison, harvest yields, and dormant

  • Viticulture & Enology Technical Newsletter : Fall 2018

    Creator:
    Oregon Wine Research Institute
    Abstract:
    This edition contains research updates and a comprehensive list of publications summarizing research conducted by faculty of the Oregon Wine Research Institute at Oregon State University. Dr. Elizabeth Tomasino, OSU Associate Professor, opens the newsletter with an article on the influence of two compounds on Pinot noir aroma. Drs. Laurent...
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    stink bug taint in Pinot noir: detection and consumer rejection thresholds of trans-2- decenal. Am J

  • Viticulture & Enology Technical Newsletter : Spring 2013

    Creator:
    Oregon Wine Research Institute
    Abstract:
    Welcome to the spring edition of the OWRI Technical Newsletter. This edition showcases several articles and resources that will help you to prepare for the 2013 season. Dr. James Osborne, OSU Enology Extension Specialist, opens this edition with a timely article about Brettanomyces and winemaking. You will also find an...
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    difference sensory thresholds of compounds in wine. Although the reported sensory threshold of 4-EP and 4

  • OSU Wine and Grape Research and Extension Newsletter : January 2009

    Creator:
    Oregon State University. Extension Service
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    botrytis bunch rot control decisions. Important activities also include monitoring for diseases, such as

  • OSU Wine and Grape Research and Extension Newsletter : July 2007

    Creator:
    Oregon State University. Extension Service
    Abstract:
    The growing season is in full swing. As growers are busy doing canopy management in the vineyards and wine makers are preparing for the upcoming vintage, OSU faculty are working hard on their field research trials and extension programs to advance viticulture and enology research and education. We’ve been busy...
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    Report Regional Viticulture: Umpqua Monitoring Grapevine Nutrition Getting the Feel for Wine Texture

  • OSU Wine and Grape Research and Extension Newsletter : December 2010

    Creator:
    Oregon State University. Extension Service
    Abstract:
    We are happy to present a viticulture-based newsletter this quarter, focusing on some of the challenges that were apparent in vineyard management during 2010. While the Botrytis challenges are fresh in the minds of vineyard managers, Walt Mahaffee provides a summary of a replicated field trial using Botrytis sprays. Vaughn...
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    to determine the species present. Monitoring was conducted for vine mealybug, Planococcus ficus

  • Viticulture & Enology Technical Newsletter : October 2011

    Creator:
    Oregon Wine Research Institute
    Abstract:
    This newsletter comes as many of you anxiously await this year’s harvest. We have taken this opportunity to focus on berry development in the viticulture section. Laurent Deluc, Grape Researcher, writes about his research on berry ripening synchronization, and Viticulture Extension Specialist, Patty Skinkis, provides information on berry development and...
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    clusters would not double in weight by harvest. During lag phase within our berry size monitoring trial

  • Vineyard Notes : December 2009

    Creator:
    Oregon State University. Extension Service
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    cane tissue available for sampling, alter this method by collecting more canes with fewer buds per

  • Viticulture & Enology Technical Newsletter : Fall 2019

    Creator:
    Oregon Wine Research Institute
    Abstract:
    This edition contains research updates and a comprehensive list of publications summarizing research conducted by faculty of the Oregon Wine Research Institute at Oregon State University. Dr. Bob Martin, Research Plant Pathologist (Virology), USDA, opens the newsletter with a research update on grapevine red blotch disease that provides growers with...
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    that provide testing for GRBV as well as other viruses of grapevines. Sampling is critical for