Search for tag: "owri"

OSU Vineyard Rootstock Trial

A long-term wine grape rootstock trial has been conducted at the Oregon State University (OSU) Woodhall Vineyard, located in the south Willamette Valley. The trial has been evaluated since 2019 by…

From  Patricia Skinkis 117 plays

A simulation model: Powdery Mildew of grapevine

A simulation of grape powdery mildew development from a single infection point (x) in an untreated vineyard with 2 x 2 meter spacing between vines. This simulator lets us observe epidemic…

From  Denise Dewey 4 plays

Grape Day 2021: Dr. Patty Skinkis, OSU

This webinar is presented by Dr. Patty Skinkis, Professor and Viticulture Extension Specialist at Oregon State University, who summarizes her research exploring vineyard soil moisture and rootstock…

From  Denise Dewey 20 plays

Grape Day 2021: Dr. James Osborne, OSU

This webinar is presented by Dr. James Osborne, Professor and Enology Extension Specialist in the Department of Food Science and Technology at Oregon State University. Dr. Osborne summarizes his…

From  Denise Dewey 13 plays

Grape Day 2021: Alexander Wong, OSU

This is the third webinar presented during the June 1 Grape Day webinar session. Alexander Wong, a graduate research assistant in the Department of Botany and Plant Pathology at OSU and the USDA-ARS…

From  Denise Dewey 14 plays

Grape Day 2021: Dr. Nathalie Aoun, UC Davis

This webinar is presented by Dr. Nathalie Aoun, a postdoctoral researcher in the Stergiopoulos lab at UC Davis, who has conducted research studying molecular mechanisms for powdery mildew resistance…

From  Denise Dewey 32 plays

Grape Day 2021: Sarah Lowder, OSU

This webinar is presented by Sarah Lowder, a graduate research assistant in the Department of Botany and Plant Pathology and the USDA-ARS Foliar Pathology lab working with Dr. Walt Mahaffee. Sarah…

From  Denise Dewey 15 plays

Grape Day 2021: Britt Eubanks, OSU

This is the third seminar presented during the May 18 Grape Day webinar session. Britt Eubanks, a graduate research assistant in the lab of Dr. Laurent Deluc at Oregon State University, summarizes…

From  Denise Dewey 13 plays

Grape Day 2021: Christian Mandelli, OSU

Christian Mandelli, Graduate Research Assistant in the Department of Horticulture at Oregon State University, presents his research project focused on the reduction of the negative effects of Red…

From  Denise Dewey 26 plays

Grape Day 2021: Satyanarayana Gouthu, OSU

This seminar summarizes research developing transgene-free gene editing tools in grapevine. Dr. Satyanarayana Gouthu is a research associate in Dr. Laurent Deluc's Lab at Oregon State…

From  Denise Dewey 13 plays

Grape Day 2021: Samuel Hoffman, OSU

This seminar summarizes wine sensory impacts of Grapevine Red Blotch Virus in Pinot noir vineyards that were found positive for Grapevine Red Blotch Virus. Sensory studies were conducted Winter…

From  Denise Dewey 9 plays

Grape Day 2021: Quynh Phan, OSU

This seminar is presented by Quynh Phan, a PhD candidate in the lab of Dr. Elizabeth Tomasino (Wine Sensory) in the Department of Food Science and Technology at Oregon State University. Quynh is…

From  Denise Dewey 9 plays

Grape Red Blotch Disease Expert Panel Discussion Session

Grape Red Blotch Disease: What we learned and where do we go next? This panel was an open discussion session with the entire Oregon Wine Research Institute (OWRI) Red Blotch Study Team…

From  Patricia Skinkis 37 plays

Grape Red Blotch Disease Webinar - Dr. Michael Qian

Dr. Michael Qian summarizes fruit and wine flavor compound composition of Pinot noir from three field trials conducted in Oregon in Red Blotch Disease infected vineyards. The projects were designed…

From  Patricia Skinkis 16 plays

Grape Red Blotch Disease Webinar - Samuel Hoffman

This webinar summarizes wine sensory perception results from two field experiments conducted in Pinot noir vineyards that were found positive for Grape Red Blotch Virus. Sensory studies were…

From  Patricia Skinkis 7 plays

Grape Red Blotch Disease Webinar - Dr. Jana Lee with Expert Panel

This is the second seminar presented during the November 24 webinar session on Grapevine Red Blotch Disease. Dr. Jana Lee, Research Entomologist, USDA-ARS Horticulture Crop Research Lab, presents…

From  Patricia Skinkis 14 plays

Grape Red Blotch Disease Webinar - Dr. Achala KC

Dr. Achala KC, Assistant Professor of Plant Pathology at OSU's Southern Oregon Research Center, presents work on virus testing methodology and virus titer for Grapevine Red Blotch Disease. This…

From  Patricia Skinkis 23 plays

Grape Red Blotch Disease Webinar - Dr. Patty Skinkis

This webinar summarizes several Grape Red Blotch Virus research projects conducted with Pinot noir in Oregon's Willamette Valley. Dr. Patty Skinkis is Professor and Viticulture Extension…

From  Patricia Skinkis 36 plays

Grapevine Red Blotch Disease Webinar: Cody Copp, OSU

This seminar is presented by Cody Copp, a graduate research assistant and MS degree candidate in the Department of Horticulture at Oregon State University. Cody is studying the impacts of vineyard…

From  Patricia Skinkis 72 plays

Grapevine Red Blotch Disease Webinar - Dr. Alexander Levin

This webinar is presented by Dr. Alexander (Alec) Levin, who has conducted research on Grape Red Blotch Disease, vine water relations, and applied vineyard irrigation research since 2016.

From  Patricia Skinkis 67 plays

Research Seminar 2019: Dr. Clark Seavert, OSU

This seminar is presented by OSU economist Dr. Clark Seavert, who took the initial steps to evaluate the economic potential of mechanizing vineyard tasks for the Northwest wine industry.

From  Denise Dewey 81 plays

Research Seminar 2019: Dr. James Osborne, OSU

This seminar is presented by Dr. James Osborne, who has conducted research investigating the use of select non-Saccharomyces yeast to reduce growth of the spoilage yeast Hanseniaspora uvarum during…

From  Denise Dewey 23 plays

Research Seminar 2019: Dr. Akif Eskalen, UC Davis

The seminar is presented by Dr. Akif Eskalen, cooperative extension specialist in plant pathology at UC Davis. Dr. Eskalen summarizes his research on the biology, etiology, and epidemiology of…

From  Denise Dewey 52 plays

OWRI Picture Newsletter 2016

A compilation of research and outreach for the Oregon Wine Research Institute.

From  Danielle Gabriel 100 plays

20161020 The Northern Root-knot Nematode Prefers Chardonnay: Insights into Nematode Biology and Management in Semi-arid wine grape vineyards

Dr. Inga Zasada, Research Plant Pathologist, USDA-ARS plant pathologist, discusses parasitic nematodes in this seminar. Nematodes are economically-important root parasites of grape vines which cause…

From  Denise Dewey 57 plays

20160708 Berry Sensory Assessment: A Valuable Tool in Grape and Wine Production

Berry sensory assessment (BSA) is a tool that can be used to assist in the evaluation of grape quality, however little published information exists on BSA characteristics of established grape…

From  Denise Dewey 112 plays

20160509 The wait for a host: Understanding Erysiphe necator overwintering and early season inoculum release

Grape powdery mildew, caused by Erysiphe necator, is a polycyclic disease that causes economic losses related to the costs of management and damage to grapes. The epidemic begins with the release of…

From  Denise Dewey 172 plays

20160509 Development of a Mechanistic Vineyard Simulation Tool to Support Improved Management Decisions

Each growing season, a vineyard manager makes a set of interconnected decisions (e.g., watering schedule, pruning, pesticide application, fertilization) that guide their crops throughout the year.…

From  Denise Dewey 76 plays

20160308 Powdery Mildew: Biology and Management

Powdery mildew remains a concern for grape growers and can be difficult to manage. Populations of Erysiphe necator cleistothecia can burst open and release ascospores over an extended period of time…

From  Denise Dewey 289 plays

20160202 Fungal Sex Could Resist Your Advances

Fungicide resistance became a priority this past summer with several documented powdery mildew management failures in vineyards. Several new fungicides have been registered for grapes and some of…

From  Denise Dewey 131 plays

2015 OWRI Year in Pictures

An annual compendium of OWRI research, outreach and Extension activities.

From  Denise Dewey 76 plays

20151211 Statewide Crop Load Project: Impacts of Pinot Noir Yield Management on Vine Productivity and Fruit Composition at Harvest

The Statewide Crop Load Project was established in 2012 as a large grower-collaborative study to determine the long-term impacts of yield management on fruit composition, wine quality, and vine…

From  Denise Dewey 137 plays