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...
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,...
This study was conducted to evaluate the influence of maturity, mold contamination and variety on the color quality of strawberry wines. Indices for acceptability were determined using instrumental measurements and sensory analysis. Compositional analyses were done on the fully ripe and overripe Benton and Totem strawberries. Included were anthocyanin content,...
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...
Objectives:
I. To evaluate the effects of five cover crop mixes on grapevine: a) water stress b) nutrient status c) fruit production and quality d) shoot growth e) mycorrhizal colonization.
II. To evaluate cover crop mixes for their: a) establishment rate b) biomass production c) nutrient content.
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...
Color stability and mouth feel quality are two of the most important aspects of red wine quality. Anthocyanins and proanthocyanidins are responsible for these attributes and it has been shown that weather conditions during the growing season and grape maturity can effect these components in wine. However, investigations into proanthocyanidin...
Increasing ecological awareness led to the conceptualization and implementation of sustainable production systems such as Integrated Production. Integrated Production (IP) aims at achieving optimum yields of high quality fruit utilizing environmentally safe procedures. Priority is given to the utilization and enhancement of natural regulating processes and to the reduction of...
This report, Oregon pesticide use estimates for small fruits, 1990, is the first of five statewide pesticide use surveys covering: small fruits, tree fruits, seed crops and special crops, vegetable crops, as well as small grains, forage crops, and livestock. Oregon Pesticide Impact Assessment Program’s objective is to complete one...