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  • Vineyard Notes : December 2009

    Creator:
    Oregon State University. Extension Service
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    cold weather we experienced across the state and the Pacific Northwest over the past week seems like a

  • 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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    and energy source. Brettanomyces Brettanomyces also produces a B-glucosidase enzyme that enables it

  • 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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    sprays throughout the growing season. However, fall B sprays may provide a more efficient delivery to

  • OSU Wine and Grape Research and Extension Newsletter : January 2008

    Creator:
    Oregon State University. Extension Service
    Abstract:
    Winter provides many opportunities for viticulture and enology programming across Oregon, the Pacific Northwest and beyond. The vines, although dormant, need pruning and the winery operations continue. This month, we’ve decided to focus on important considerations in both the vineyard and winery. An article on pruning operations by Dr. Patty...
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    the factors in achieving this method of secondary fermentation. Finally, a research update on recent

  • Viticulture & Enology Technical Newsletter : Fall 2017

    Creator:
    Oregon Wine Research Institute
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    latest edition of the OWRI Technical Newsletter contains research updates and a comprehensive list of

  • Viticulture & Enology Technical Newsletter : Fall 2014

    Creator:
    Oregon Wine Research Institute
    Abstract:
    This issue is packed with information. James Osborne, Enology Extension Specialist, OSU, opens the newsletter with an article about managing Brettanomyces and spoilage in the winery. Patty Skinkis, Viticulture  Extension Specialist, OSU, provides an article on the challenge of yield estimation in vineyards. Jay Pscheidt, Extension Plant Pathologist, OSU, provides a timely article on scouting for crown...
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    Technical Newsle er Fall 2014  Figure 3. (a) Vapor Pressure Deficit inside the balloon chamber; (b

  • 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 : Summer 2008

    Creator:
    Oregon State University. Extension Service
    Abstract:
    An OSU newsletter about vineyard arthropods.
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    ), take a closer look! During the past few months we have had several requests from growers to inspect

  • 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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    August 2010 http://wine.oregonstate.edu In this issue: Welcome Crop thinning and yield should be a

  • 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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    vineyard OSU Plant Clinic announces new grape virus testing Using cover crops as a tool in

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

    Creator:
    Oregon State University. Extension Service
    Abstract:
    As the 2009 growing season comes to a close, we prepared this newsletter to provide information on several viticulture and enology issues important to the Oregon winegrape industry. We begin with the most immediate topic of this season – wine production with Dr. James Osborne and importance of wine superstars...
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    October 2009 Newsletter As the 2009 growing season comes to a close, we prepared this newsletter to

  • 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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    present a viticulture-based newsletter this quarter, focusing on some of the challenges that were

  • 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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    . Enol. Vitic. 56: 170-181. Naor, A., Y. Gal and B. Bravdo. 2002. Shoot and cluster thinning influence

  • 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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    . However, a single mutation, G143A, in the cytochrome b gene in the mitochondria can cause complete

  • Viticulture & Enology Technical Newsletter : November 2012

    Creator:
    Oregon Wine Research Institute
    Abstract:
    This issue is packed with new information from various research trials conducted here in Oregon, whether it is from vineyard plots, the wine lab, or the growth chamber, results are likely to have impact on vineyard and winery production here in Oregon. James Osborne, Enology Extension Specialist, opens this month’s...
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    . Silvestroni, T. Pandolfini, A. Spena, and B. Mezzetti. 2007. Auxin synthesis- encoding transgene enhances

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

    Creator:
    Oregon State University. Extension Service
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    Mealybug in Grape Dr. Patty Skinkis, Viticulture Extension Specialist, OSU After a year of contemplation

  • Viticulture & Enology Technical Newsletter : Fall 2013

    Creator:
    Oregon Wine Research Institute
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    e di ti o n i n cl u d es ar ti cl es fr o m v ari o us O W RI t e a m m e m b ers r a n gi n g fr

  • Viticulture & Enology Technical Newsletter : Summer 2018

    Creator:
    Oregon Wine Research Institute
    Abstract:
    Our latest edition of the OWRI Technical Newsletter 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. R. Paul Schreiner, USDA-ARS Research Plant Physiologist, opens the newsletter with a research update on Pinot noir...
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    stilbene content. Am J Enol Vitic 54:261-266. Reynolds A, Cliff M, Girard B and Kopp TG. 2001. Influ

  • 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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    state and region. Cheers, The OSU/OWRI Winegrape Team Asynchronous Ripening: A New Angle to

  • Viticulture & Enology Technical Newsletter : Winter 2021

    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, and Quynh Phan, OSU doctoral candidate, open the newsletter with an article on Pinot noir wine lipid composition....
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    aggregation on trunks (A), and nymphs on new growth of grapevines (B). Photo by H. Leach. Figure 6. Honeydew

  • Viticulture & Enology Technical Newsletter : Spring 202

    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. Drs. Alexander Levin and Achala KC, both assistant professors at OSU-Southern Oregon Research and Extension Center (SOREC), along with Cody Copp, graduate research assistant,...
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    as a vector of grapevine red blotch-associated virus. Phytopathology 106:1223–1230. Blanco-Ulate B

  • OSU Wine and Grape Research and Extension Newsletter : August 2008

    Creator:
    Oregon State University. Extension Service
    Abstract:
    In this issue, our group of winegrape researchers throughout the state has comprised a summary of the statewide incidence and damage caused by Short Shoot Syndrome and mites over the past few years. Be sure to check this out as it provides some interesting information! Also, a vineyard update has...
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    . click here for tables & graphs Literature Cited Bernard M. B., P. A. Horne, A. A. Hoffmann. 2005

  • 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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    and Business Media. Gerbaux, V., B. Vincent, and A. Bertrand. 2002. Influence of maceration

  • 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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    research updates and a comprehensive list of publications summarizing research conducted by faculty of

  • 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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    (alleles a and b) of the SSR marker that come from the two parents are the same within the clone but