Index Catalog // ScholarsArchive@OSU

Impact of Malolactic Fermentation on Red Wine Color

Creator:: Osborne, James P.
Abstract:: In this study the impact of MLF on red wine color and the ability of Oenococcus oeni to degrade compounds important to the development of stable color were studied. Pinot noir and Merlot wines were produced, where simultaneous alcoholic and malolactic fermentations were induced in half of the wines. At...
Resource Type:: Technical Report
Full Text:: . J. Agric. Food Chem. 55: 6585-6595. Delaquis, P. Cliff, M. King, M. 2000. Effect of two

Impact of non-Saccharomyces yeast on wine quality. Part I: Isolation and identification of non-Saccharomyces yeast with glycosidase activity

Creator:: Osborne, James P. and Qian, Michael
Abstract:: Wine aroma is one of the most important aspects of wine quality and yeast contribute a significant amount of the volatile aroma compounds in wine. However, our understanding of the contribution of specific yeast to Pinot noir aroma is still limited. In particular, the contribution of non-Saccharomyces yeast species present...
Resource Type:: Technical Report
Full Text:: yeast species in assay media (pH 3.50, 48 hours) β-glucosidase activity (nmoles p-NP released/ g cells

Evaluation of Grape Powdery Mildew Forecasting Programs

Creator:: Pscheidt, Jay W., Wittig, H. P. P., and Candolfi-Vasconcelos, M. Carmo
Abstract:: Three forecasting programs for scheduling fungicide applications were selected for comparison with the standard Oregon phenology based program. The UCDavis (California) program used leaf wetness and temperature early in the year and only temperature during the summer. The New York program was based on rainfall and temperature. The German Oi...
Resource Type:: Technical Report
Full Text:: Forecasting Programs J. W. Pscheidt, H. P. P. Wittig and M. C. Candolfi-Vasconcelos Department of Botany

Some Viticultural Limitations in some of Oregon Viticulture: An Integrated Approach to their Local Identification and Viticulture Management Responses to Them

Creator:: Shaulis, Nelson J.
Abstract:: This presentation and the 1986 visit to Oregon were by invitation from Oregon State University and the Wine Advisory Board, and supported by the Sokol Foundation. The ideal cooperation of Professor Porter Lombard and Mr. Steve Price is most gratefully acknowledged. We were in a learning experience, and humble in...
Resource Type:: Technical Report
Full Text:: Them Nelson J. Shaulis Professor of Viticulture, Emeritus Department of Horticultural Sciences

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
Full Text:: Kaiser, and Mr. Richard J. Hilton contributed to the planning and acquisition of funding for the

Viticultural Factors Affecting Inflorescence Necrosis and Ammonia Metabolism [1995-1996]

Creator:: Creasy, Glen L. and Breen, Patrick J.
Abstract:: Inflorescence Necrosis (IN) has been an unpredictable problem for grape growers in Oregon. The industry has seen significant losses due to this fruit set disorder in several out of the eight years since its first description in 1988, particularly in Pinot noir. Little is known of how to prevent the...
Resource Type:: Technical Report
Full Text:: . Petioles and flower clusters collected from the same node showed a significant (p<0.001) relationship in

Who’s Who in the Vineyard?? : October 2007

Creator:: Dreves, Amy J. and Walton, Vaughn M.
Abstract:: An OSU newsletter about vineyard arthropods.
Resource Type:: Other
Full Text:: BeneficialsOCTnewsletter9-12-07.pub P reserving

Vineyard Pest Management News : March 18, 2008, Spring

Creator:: Oregon State University. Extension Service
Abstract:: An OSU newsletter about vineyard arthropods.
Resource Type:: Other
Full Text:: , Extension Viticulturist; Amy J. Dreves, Extension Entomologist and Mike Reitmajer, Research Assistant

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,...
Resource Type:: Other
Full Text:: Drosophila in Oregon? Dr. Amy J. Dreves, Faculty Research Associate, OSU Crop and Soil Science Department

Vineyard Notes : March 2010

Creator:: Oregon State University. Extension Service
Resource Type:: Other
Full Text:: of a dormant shoot (P. Skinkis) 7 Figure 5a. Choose the basal most bud to

ScholarsArchive@OSU

Impact of Malolactic Fermentation on Red Wine Color

Impact of non-Saccharomyces yeast on wine quality. Part I: Isolation and identification of non-Saccharomyces yeast with glycosidase activity

Evaluation of Grape Powdery Mildew Forecasting Programs

Some Viticultural Limitations in some of Oregon Viticulture: An Integrated Approach to their Local Identification and Viticulture Management Responses to Them

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

Viticultural Factors Affecting Inflorescence Necrosis and Ammonia Metabolism [1995-1996]

Who’s Who in the Vineyard?? : October 2007

Vineyard Pest Management News : March 18, 2008, Spring

OSU Wine and Grape Research and Extension Newsletter : February 2010

Vineyard Notes : March 2010

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