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  • Evaluation of grapevine red blotch virus epidemiology with reference to potential insect vectors

    Creator:
    Dalton, Daniel T.
    Abstract:
    Grapevine red blotch virus (GRBV), the causal agent of red blotch disease (RBD) in grapevine, Vitis vinifera L., is an emerging pathogen of significance to the wine grape industry of Oregon, USA. To address knowledge gaps of GRBV epidemiology, spread of GRBV was evaluated in Oregon vineyards over four years....
    Resource Type:
    Dissertation
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    Potential Insect Vectors Abstract approved: ______________________________________ Vaughn M

  • 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...
    Resource Type:
    Other
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    beginning grape grower’s series “Vine Ventures,” to be held in Roseburg in August and Bend in late October

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

    Creator:
    Oregon State University. Extension Service
    Abstract:
    Beginning the 2008 Season… It appears that the spring weather we’ve been waiting for has finally arrived! Bud break is commencing, a week or so later than 2007 due to cold weather in most of Western Oregon. With the advent of the growing season, this edition of the OSU Wine...
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    Other
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    Viticulture Lecture Series open to distance education for winter term 2008 and currently is conducting the

  • 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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    Other
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    . Micro. 92: 589- 601. Nielsen, J. C. and M. Richelieu. 1999. Control of flavor development in wine

  • Characterization of Microbial Communities in Oregon Vineyard Soils [1998-1999]

    Creator:
    Scow, Kate M, and Gardner, Lorraine
    Abstract:
    RESEARCH OBJECTIVES: 1. Determine differences in microbial community structure and microbial biomass among Oregon vineyard soils using phospholipid fatty acid (PLFA) analysis. 2. Assess the relative importance of several environmental factors affecting microbial community structure in Oregon vineyard soils. 3. Test the ability of PLFA analysis to distinguish differences in...
    Resource Type:
    Technical Report
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    in Oregon Vineyard Soils Kate M. Scow1 and Lorraine Gardner2 Department of Land, Air and Water

  • 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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    Other
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    different color classes from mid-véraison to harvest (Figure 3), we performed a series of phenological

  • 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...
    Resource Type:
    Other
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    removed and evaluated on a bi-weekly basis. Traps were installed between 30 April and 4 May. Lures were

  • The Use of Nisin and Nisin Resistant Strains of Leuconostoc oenos to Control Malolactic Fermentation and to Prevent the Growth of Spoilage Bacteria in Oregon Wines [1991-1992]

    Creator:
    Daeschel, Mark A.
    Abstract:
    Nisin, a bactericidal polypeptide, has the potential to inhibit spoilage bacteria and control rnatolactic fermentation in wines. Nisin activity has previously been observed to remain stable in white wines but to decrease in red wines. This decrease is believed to be directly proportional to the concentration of polyphenolic compounds in...
    Resource Type:
    Technical Report
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    nisin activity than wines aged at 4'C. Literature Cited Berg, H.W. and M. Akiyoshi. On the nature

  • 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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    Other
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    smell) with β-ionone (Plotto et al. 2006). Consumers in the study had to be able to perceive 4

  • 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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    Other
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    Newsletter Fall 2016 4 relationship was found for yield and total anthocyanin. Fruit from all sites