Index Catalog // ScholarsArchive@OSU

2019 pest management guide for wine grapes in Oregon

Creator:: Skinkis, Patricia A., Pscheidt, Jay W., Moretti, Marcelo L., Walton, Vaughn M., KC, Achala, Kaiser, Clive, and Oregon State University. Extension Service
Abstract:: This publication reviews the growth stages of grapes. For each growth stage (or group of growth stages), the document lists the more effective pesticides used to control insects, weeds, and disease; their rates; and application timing for Oregon grape growers. It also covers the effectiveness of various fungicides for control...
Resource Type:: Technical Report
Full Text:: Revised February 2019 2019 Pest Management Guide for Wine Grapes in Oregon · EM 8413 · page 2 pests

2012 Washington State Department of Agriculture (WSDA) Exotic Pest of Grapes Survey (EPOGS)

Creator:: Klaus, M.W.
Resource Type:: Conference Proceeding
Full Text:: RESEARCH REPORTS 95 Section V: Pests of Wine Grapes

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
Full Text:: conditions: a study in synthetic media. Australian Journal of Grape and Wine Research 12, 69-78. Wibowo

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...
Resource Type:: Other
Full Text:: development after flowering. Australian Journal of Grape and Wine Research. 15: 156-165. Kontoudakis, N., M

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...
Resource Type:: Other
Full Text:: funded by the following agencies: Oregon Wine Board, Northwest Center for Small Fruit Research, and

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...
Resource Type:: Other
Full Text:: -wing drosophila contributes to the development of sour rot in wine grape • Return on investment in

Viticulture & Enology Technical Newsletter : Summer 2013

Creator:: Oregon Wine Research Institute
Abstract:: Our current issue of the OWRI Technical Newsletter is packed with Extension information, research results, and program updates. Paul Schreiner, Research Plant Pathologist, USDA-ARS, opens the newsletter with an article on his latest research assessing vine nutrients requirements in Pinot noir. Laurent Deluc, Associate Professor, OSU, reports on his research...
Resource Type:: Other
Full Text:: grape berry seeds contribute both to berry growth and the tannin profile of red wine in winemaking

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...
Resource Type:: Other
Full Text:: wine, but their concentrations may vary depending on a number of factors including grape variety

Viticulture & Enology Technical Newsletter : Spring 2016

Creator:: Oregon Wine Research Institute
Abstract:: Our latest edition of the OWRI Technical Newsletter contains helpful Extension information, updates and research discoveries. Dr. Jay Pscheidt, Professor and Extension Plant Pathologist, OSU, opens the newsletter with an article about the potential eﬀects of climate change on powdery mildew; a timely topic for the 2016 growing season. Dr....
Resource Type:: Other
Full Text:: GUESS. GRBaV is on Oregon’s list of quaran ned pests for grape; do not accept any vines from an out

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...
Resource Type:: Other
Full Text:: . Leaf area/crop weight ratios of grapevines: Influence on fruit composi- tion and wine quality. Am. J

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...
Resource Type:: Other
Full Text:: Influence of Wine Bacteria on Bre anomyces Spoilage Dr. James Osborne, Associate Professor & Extension

Viticulture & Enology Technical Newsletter : Fall 2017

Creator:: Oregon Wine Research Institute
Resource Type:: Other
Full Text:: Newsletter Fall 2017 https://pnwhandbooks.org/insect/small-fruit/grape/grape-spider-mite 7 compromise

Research reports : 76th annual Western Orchard Pest and Disease Management Conference

Creator:: Western Orchard Pest and Disease Management Conference
Abstract:: Proceedings of the 76th Annual Western Orchard Pest and Disease Management Conference, held January 9-11, 2002 at the Imperial Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: TABLE OF CONTENTS CONFERENCE ABSTRACTS FROM THE 76th ANNUAL WESTERN ORCHARD PEST AND DISEASE

Conference proceedings : 75th Annual Western Orchard Pest and Disease Management Conference

Creator:: Western Orchard Pest and Disease Management Conference
Abstract:: Proceedings of the 75th Annual Western Orchard Pest and Disease Management Conference, held January 10-12, 2001 at the Imperial Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: Oriental fruit moth (OFM), Grapholita molesta (Busck) is primarily a pest of peaches,but literature also

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....
Resource Type:: Other
Full Text:: variability on yield, fruit composition and wine quality. Proceedings of the 16th International GiESCO

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...
Resource Type:: Other
Full Text:: on vineyard insect pest scouting across the state and raises awareness of new potential insect pests

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...
Resource Type:: Other
Full Text:: provided herein. Pest damage Grape rust mites are obligate pests of Vitis vinifera grapes. Vitis vinifera

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:: treatments of 0, 1X and 3X biomass mulch rates OSU Wine and Grape Research and Extension Newsletter

Inflorescence necrosis, ammonium, and evidence for ferredoxin-glutamate synthase activity in grape (Vitis vinifera L.)

Creator:: Creasy, Glen L.
Abstract:: Death of flower parts near bloom due to inflorescence necrosis (IN) is associated with high ammonium (NH₄⁺) concentration in flower clusters, shade, cool wet weather preceding bloom, and excessive vigor. Faults in NH₄⁺ assimilation are suspected to cause a rise in NH₄⁺ concentration to toxic levels in flower cluster but...
Resource Type:: Dissertation
Full Text:: small: one Califomian winery has almost .40 million gallons of wine storage capacity (Cooke and Vilas

Relationships of ammonium and nitrate status with inflorescence necrosis in 'Pinot noir' grapevines

Creator:: Gu, Sanliang
Abstract:: Inflorescence necrosis (IN) is a recently described disorder in grapes characterized by partial or complete deterioration of the pedicel and rachis near bloom. Elevated levels of ammonium in the rachis are associated with the incidence of IN and hypothesized as the cause of the disorder. An incubation system with single-node...
Resource Type:: Dissertation
Full Text:: concentration of ammonium in flowers and fruit to that of the control. Incubation of cuttings with inhibitors

Grape Rust Mite: Mite Densities and Shoot Damage Symptoms

Creator:: Hoffman, George
Resource Type:: Conference Proceeding
Full Text:: Section V: Pests of Wine Grapes & Small Fruits GRAPE RUST

Girdling and shading effects on inflorescence necrosis and rachis composition of pinot noir grapevine

Creator:: Ibacache, Antonio E.
Abstract:: There are several grape disorders that reduce fruit set. One, millerandage, is from poor fertilization to produce "hen and chicken" or small seedless berries; while another, Coulure, is the failure of grape flowers to develop into berries. A third one, inflorescence necrosis (INec), is a disorder that should be in...
Resource Type:: Masters Thesis
Full Text:: Ammonium Detoxification 18 Fruit Set in Grape Vines 20 Regulation of Fruit Set 21 Means of

OSU Wine and Grape Research and Extension Newsletter : January 2009

Creator:: Oregon State University. Extension Service
Resource Type:: Other
Full Text:: thresholds for pests and diseases and selecting appropriate chemicals for control of disease and pest

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
Full Text:: to the world of winegrapes when a small wine shop opened in his hometown of Baker City, OR. Cook

Using rootstocks to manipulate vine physiological performance and mediate changes in fruit and wine composition

Creator:: Sampaio, Tiago Luís Barros
Abstract:: A rootstock trial was established in 1997 at the OSU Woodhall vineyard, located in the Southern Willamette Valley, which included two experiments. The first experiment was a factorial of four varieties grafted on to 9 rootstocks, and also as ungrafted vines (a split-plot design). The second experiment was a randomized...
Resource Type:: Dissertation
Full Text:: . The wine phenolic profile did not entirely reflect fruit composition, since extraction of skin

OSU Wine and Grape Research and Extension Newsletter : July 2009

Creator:: Oregon State University. Extension Service
Resource Type:: Other
Full Text:: mealybug or more insect pests of concern in Oregon may be due to the grape quarantine that is already

Abstracts of reports from the 44th annual Pacific Northwest Vegetable Insect Conference

Creator:: Pacific Northwest Vegetable Insect Conference
Abstract:: Proceedings of the 44th Pacific Northwest Vegetable Insect Conference, held January 14-15, 1985 at the Imperial Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: abstracts of research progress reports on the principle insect pests of vegetables, small fruits, nursery

Abstracts of reports from the 41st annual Pacific Northwest Vegetable Insect Conference

Creator:: Pacific Northwest Vegetable Insect Conference
Abstract:: Proceedings of the 41st Pacific Northwest Vegetable Insect Conference, held January 11-12, 1982 at the Imperial Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: These are abstracts of research progress reports on the principle insect pests of vegetables, small

Research reports from the 47th annual Pacific Northwest Vegetable Insect Conference

Creator:: Pacific Northwest Vegetable Insect Conference
Abstract:: Proceedings of the 47th Pacific Northwest Vegetable Insect Conference, held January 11-12, 1988 at the Imperial Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: research progress reports on the principle insect pests of vegetables, small fruits, nursery crops, and

Determining the Impacts of Dormant Pruning Methods and Nitrogen Fertilization on Vitis vinifera 'Pinot noir' Bud Fruitfulness and Yield

Creator:: Ulmer, Miranda R.
Abstract:: The majority of grapes grown in Oregon are produced in Western Oregon’s Willamette Valley, where two-thirds of the acreage is planted to Pinot noir. The production of Pinot noir in the Willamette Valley comes at a high cost, and growers are seeking ways to increase profits while maintaining quality fruit...
Resource Type:: Masters Thesis
Full Text:: and nitrogen on fruit-set, ovule fertility, and fruit composition of several wine grape cultivars

The Oregon wine industry : an economic analysis

Creator:: Buerkin, Kurt
Resource Type:: Masters Thesis
Full Text:: of the oldest cultivated plants and is grown on all continents. Although the wine grape and wine

Enhancing pest mite biological control by Typhlodromus pyri (Acari: Phytoseiidae) in Pacific Northwest vineyards

Creator:: Gadino, Angela Noelle
Abstract:: The predatory mite Typhlodromus pyri (Acari: Phytoseiidae) is the predominant species in cool climate Pacific Northwest vineyards and a principal predator of pest mites including the grapevine rust mite Calepitrimerus vitis (Acari: Eriophyidae). In recent years vineyards have been experiencing C. vitis population outbreaks leading to increased economic damage from...
Resource Type:: Dissertation
Full Text:: grapevine rust mite is a host-specific pest of Vitis vinifera and occurs in many grape- growing regions

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:: fruit set problems; or at veraison for a broad examination of the soil-canopy-grape complex. The

Feeding preferences of Brown Marmorated Stink Bug in berries, table grapes, and hazelnuts

Creator:: Lowenstein, D.M., Dalton, D., Walton, V., and Wiman, N.
Resource Type:: Conference Proceeding
Full Text:: 51 Section VI: Pests of Wine Grapes & Small Fruits

Double-stranded RNA isolated from grapevine affected by grapevine stem-pitting disease

Creator:: Walter, Michael H.
Abstract:: Nucleic acid extracted from dormant cane phloem of grapevines affected by grapevine stem-pitting disease (SP) formed a high molecular weight (MW) band on 1.0% and 0.8% agarose gels. The band was unique to diseased vines. Other bands appeared from samples of both diseased and virus-free vines, but did not associate...
Resource Type:: Masters Thesis
Full Text:: , however, since own-rooted varieties are popular due to the low prevalence of many important grape pests

Rootstock effect on the Vitis vinifera cultivars Chardonnay, Merlot, Pinot gris and Pinot noir during establishment

Creator:: McAuley, Michael D.
Abstract:: Winegrape growing is extremely dependent upon site-specific variables. To better understand the effect of rootstock-scion interaction in a cool climate region, an experimental vineyard was planted in 1997 at the Oregon State University Woodhall III property in the southern Willamette Valley. The first experiment consists of Pinot noir (clone FPMS...
Resource Type:: Masters Thesis
Full Text:: decision of rootstock choice in a wine grape vineyard, the most overwhelming pressure for rootstock use

Ammonium in grapevines : seasonal levels in tissue and xylem extracts, and a tendril model system

Creator:: Jordan, David T.
Resource Type:: Dissertation
Full Text:: importance of the grape crop also mean that it is one of the most researched fruit crops grown. Even

Chemical suppression of a perennial ryegrass (Lolium perenne) living mulch and influence of ground cover management on growth of 'Chardonnay' wine grapes (Vitis vinifera) and Douglas fir Christmas trees (Pseudotsuga menziesii)

Creator:: Brenner, Loretta K.
Resource Type:: Masters Thesis
Full Text:: weight of mowed and chemically suppressed perennial ryegrass in a wine grape planting 87 7. Clipping

Brown Marmorated Stink Bug (BMSB), Halyomorpha halys Taint in Wine : Impact on Wine Sensory, Effect of Wine-processing and Management Techniques

Creator:: Mohekar, Pallavi
Abstract:: Brown marmorated stink bug (BMSB), (Halyomorpha halys, Hemiptera: Pentatomidae) is an invasive species that damages numerous agricultural crops including grapes. Related damage include lower berry weight with increased exposure and cracked berries as a result of BMSB feeding activity. The insect is currently detected in 43 US states including Oregon,...
Resource Type:: Dissertation
Full Text:: invasive pest called the Brown Marmorated Stink Bug (BMSB) on consumer preference of wine. Brown

Epidemiology of grape powdery mildew, Uncinula necator, in the Willamette Valley

Creator:: Hall, Tyrone W.
Abstract:: An important disease of Vitis vinifera production in Oregon and all other commercial growing regions is powdery mildew of grape, caused by the obligate fungal pathogen Uncinula necator (Schwein.) Burril. Grape production can be characterized as a long-term investment in the establishment and maintenance of the vineyard. Establishment times have...
Resource Type:: Masters Thesis
Full Text:: associated with reduced wine quality (50,59). Infections of U necator on immature fruit have also been

Vineyard Notes : September 2010

Creator:: Oregon State University. Extension Service
Abstract:: Welcome to the September 2010 edition of OSU Vineyard Notes. We take this opportunity to make you aware of pest-related problems in the vineyard. This 2010 season has been a challenge for many, and the challenges do not stop here. Jay Pscheidt, OSU Extension Plant Pathology Specialist, reports on new...
Resource Type:: Other
Full Text:: of Agriculture (ODA) Grape Quarantine. If you suspect that you may have either of these pests

Assessing the impact of temperature on grape phenolic metabolism

Creator:: Cohen, Seth D.
Abstract:: Many climatic factors influence grape berry composition including nutrient status, water availability, biotic stress, sun exposure and temperature. Previous research examined the effects of many factors listed above and much progress has been made. It is often difficult, however, to separate effects that typically confound each other, such as sun...
Resource Type:: Masters Thesis
Full Text:: parts of the world and has also been found to influence phenolic production. Wine grape irrigation is

Water use of cool season grasses and their effect on grapevine (Vitis vinifera) growth and development

Creator:: Doty, Jean A.
Abstract:: The use of grass cover crops is a recommended practice in nonirrigated vineyards in the Willamette Valley, Oregon. Two studies were initiated to investigate the competitive and noncompetitive effects of grass cover crops on the growth and development of Pinot noir grapevines. Two greenhouse pot culture experiments were performed to...
Resource Type:: Masters Thesis
Full Text:: vines, 1987. 3.5 Grape petiole analysis of Pinot noir grape- 43 vines grown with various grass

Biological control of spider mites (Acari: Tetranychidae) on grape emphasizing regional aspects

Creator:: Prischmann, Deirdre A.
Abstract:: During summer of 1998 and 1999, 34 and 10 vineyard sites, respectively, were sampled to assess spider mite pests and associated biological control by phytoseiid mites. Vineyards studied spanned five major valleys in western Oregon where grape production occurs. Leaf samples were taken from site perimeters and centers. One leaf...
Resource Type:: Masters Thesis
Full Text:: grape emphasizing regional aspects AN ABSTRACT OF THE THESIS OF Deirdre A. Prischmann for the

0An assessment of the oviposition behavior of spotted-wing drosophila (Drosophila suzukii) in the presence of a novel management tool in Pinot noir grapes

Creator:: Blood, Rachel A.
Abstract:: Spotted-wing drosophila (SWD, Drosophila suzukii) is an invasive fruit fly species native of Southeast Asia. In vineyards, SWD lays eggs in damaged and intact fruit of the most soft-skinned varieties, and feeds on damaged fruits during the harvest period. Feeding and oviposition activities increase the likelihood of vectoring spoilage bacteria,...
Resource Type:: Honors College Thesis
Full Text:: primary regions of small and stone fruit production in the United States. Pest Manag. Sci. 67: 1368–1374

Grape Powdery Mildew Management: The Interaction Between Inflorescence Stage and Fungicide Chemistry

Creator:: Warneke, Brent W.
Abstract:: Grape powdery mildew (GPM, causal agent Erysiphe necator) is the most economically important disease of grapevine in the Western U.S. Low levels of GPM infection on clusters (1-5%) can negatively affect wine sensory quality, so intensive fungicide programs are common. This may lead to problems like excessive fungicide use and...
Resource Type:: Masters Thesis
Full Text:: small portion of viticultural production. For example, 2% and 7% of grape production is certified

Development of PCR-based markers for identifying grape rootstocks

Creator:: Xu, Hong, 1968-
Abstract:: Sequence-specific PCR markers were derived from one new and eight previously identified random amplified polymorphic DNA (RAPD) markers for the purpose of identifying grape (Vitis) rootstocks. The markers were developed because the RAPD assay was found to be inconsistent and the original RAPD markers unreliable. Southern hybridization analysis of the...
Resource Type:: Masters Thesis
Full Text:: replanting of entire vineyards. Wine and table grape varieties may be destroyed if they are grafted onto

Science, service, and specialized agriculture : the re-invention of the maraschino cherry

Creator:: Jolly, J. Christopher
Abstract:: From 1925 to 1930, Ernest H. Wiegand, a professor of Horticultural Products at Oregon State Agricultural College, developed an improved brining process for cherries. Brined cherries are used in the production of maraschino and glacé cherries, which already had a sizable market in the United States by the 1920s. This...
Resource Type:: Masters Thesis
Full Text:: liqueur is a semi-dry, high-proof distillate of the crushed fruit, pits, and leaves of the marasca

Honey Bees and Apple Trees : Hood River, Oregon as a Case Study for the Creation of the Honey Bee Pollination Industry

Creator:: Kellar, Brenda M.
Abstract:: The use of honey bees to pollinate apple orchards seems natural, even inevitable. This dissertation examines the relationship of beekeeping and apple growing in Hood River, Oregon in the mid-nineteenth to the mid-twentieth centuries, as a case study in the development of commercial pollination service. Within this time period the...
Resource Type:: Dissertation
Full Text:: . Front view of apple washer……………………………………………………..177 21. Modern [1937] fruit washer

Decanting values of the environment: A comparative case study in the Willamette Valley’s wine industry

Creator:: Cogle, James M.
Abstract:: The Oregon wine industry is growing and becoming increasingly valuable to the regional economy. As with many production industries, the wine industry has faced concerns around its environmental practices and community impact. The use of synthetic pesticides, herbicides, fertilizers, and associated wastewater run-off are a few issues vineyard managers experience....
Resource Type:: Capstone Project
Full Text:: in the Willamette Valley’s wine industry Decanting values of the environment: A comparative case

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:: grapevine, Vitis vinifera L., is an emerging pathogen of significance to the wine grape industry of Oregon

Facilitating plant-parasitic nematode management decisions for Washington Vitis vinifera growers : determining the spatial distribution of plant-parasitic nematodes and the host status of Vitis spp. to Meloidogyne hapla

Creator:: Howland, Amanda D.
Abstract:: A major constraint to the production of self-rooted wine grapes (Vitis vinifera) in eastern Washington is plant-parasitic nematodes. Plant-parasitic nematodes can impact grape productivity by limiting water and nutrient uptake, educing physiological changes, and extracting plant nutrients from roots, thereby reducing root biomass, plant vigor, and yield. The most commonly...
Resource Type:: Masters Thesis
Full Text:: : Introduction ………………………………………………...….…....... 2 1.1 Overview of the Washington grape industry

Comparative Efficacy of Aphicides for Blueberry Aphid Control, 2009

Creator:: Tanigoshi, Lynell K., Gerdeman, Beverly S., and Spitler, G. Hollis
Resource Type:: Conference Proceeding
Full Text:: TABLE OF CONTENTS 56 Section V Pests of Wine Grape & Small

Mealbug Monitoring and Mitigation in Oregon Vineyards

Creator:: Dreves, Amy J., Walton, Vaughn M., and Skinkis, Patricia A.
Resource Type:: Conference Proceeding
Full Text:: TABLE OF CONTENTS 59 Section V Pests of Wine Grape

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:: arthropod predator abundance and diversity in grape vineyards may reduce pest populations such as mites

Sugar Diet Effects on Parasitoid Behavior and Physiology

Creator:: Lightle, Danielle M., Ambrosino, Mario, and Lee, Jana C.
Resource Type:: Conference Proceeding
Full Text:: TABLE OF CONTENTS 51 Section V. Pests of Wine Grape

The Impact of Temperature on Halyomorpha halys (Hemiptera: Pentatomidae) Life Table Parameters and Feeding Pressure

Creator:: Maslen, Erika A.
Abstract:: Halyomorpha halys (Stål) (Hemiptera: Pentatomidae) is an invasive insect pest that has become established and problematic in the Pacific Northwest. Known colloquially as the brown marmorated stink bug (BMSB), H. halys causes direct damage through feeding activity on a wide range of agronomic and horticultural crops. The objectives of this...
Resource Type:: Masters Thesis
Full Text:: Oregon and California Wine Grape Production…………………………………………...7 Potential Threat of Halyomorpha halys

Vineyard Notes : September 2011

Creator:: Oregon State University. Extension Service
Abstract:: This issue of Vineyard Notes covers four timely topics to be considered in your véraison vineyard management plans: + Bird control + Powdery mildew management + Late season Botrytis prevention + Tissue nutrient sampling
Resource Type:: Other
Full Text:: read the 2011 Pest Management Guide for Wine Grapes in Oregon. Disclaimer: Mention of a trademark

Vineyard Notes : June 2009

Creator:: Skinkis, Patricia A. and Oregon State University. Extension Service
Resource Type:: Other
Full Text:: . This provides a pictorial guide to severity of herbicide damage to grape leaves. Most of the

Proceedings : 69th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 69th Annual Pacific Northwest Insect Management Conference, held January 11-12, 2010 at the Hilton Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: ) “Control of Beet Leafhoppers on Potato with Insecticides” SECTION V Pests of Wine Grapes

Spider Mite Control on Red Raspberry, 2009

Creator:: Tanigoshi, Lynell K., Gerdeman, Beverly S., and Spitler, G. Hollis
Resource Type:: Conference Proceeding
Full Text:: TABLE OF CONTENTS 53 Section V Pest of Wine Grape & Small

Research reports : 71st Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 71st Annual Pacific Northwest Insect Management Conference, held January 9-10, 2012 at the Hilton Hotel in Portland, Oregon. 
Resource Type:: Conference Proceeding
Full Text:: oviposit directly into intact ripe and ripening fruit it is of great concern to the small fruit industries

Research reports : 73rd Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 73rd Annual Pacific Northwest Insect Management Conference, held January 6-7, 2014 at the Hilton Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: ............................................................................................................89 SECTION V: Pests of Wine Grapes & Small Fruits Grape Rust Mite: Mite Densities and

Research reports: 72nd Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Resource Type:: Conference Proceeding
Full Text:: ........................................ 90 SECTION V: PESTS OF WINE GRAPE & SMALL FRUIT 2012 Washington State Department of

Research reports: 76th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 76th Annual Pacific Northwest Insect Management Conference, held January 9-10, 2017 at Hilton Hotel, Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: : Pests of Wine Grapes & Small Fruits D.M. Lowenstein, D. Dalton, V. Walton and N. Wiman. FEEDING

Proceedings : 70th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 70th Annual Pacific Northwest Insect Management Conference, held January 10th and 11th, 2011 at the Hilton Hotel, Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: ) in Potatoes Using Pre-planting Insecticides” SECTION V: Pests of Wine Grapes & Small Fruits

Research reports : 75th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 75th Annual Pacific Northwest Insect Management Conference, held January 11-12, 2016 at the Hilton Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: …………………………………………………………………………. 62 SECTION VI: Pests of Wine Grapes & Small Fruits Andrews, H., W. Yang, et al. EVALUATION OF

Proceedings : 65th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 65th Annual Pacific Northwest Insect Management Conference, held January 9-10, 2006. 
Resource Type:: Conference Proceeding
Full Text:: Crop Pests 21. David E. Bragg, Kurt Tetrick (WSU Extension & USDA-ARS) “Comparisons of Seed

Research reports : 63rd Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 63rd Annual Pacific Northwest Insect Management Conference, held January 12-13, 2004 at the Imperial Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: . Seasonal abundance of Anagrus Spp. EggParasitoids of Grape Leafhoppers inCentral WA 4. Foreign Exploration

Research reports : 64th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 64th Annual Pacific Northwest Insect Management Conference, held January 3-4, 2005 at the Hilton Hotel in Portland, Oregon. 
Resource Type:: Conference Proceeding
Full Text:: Wright, and WE Snyder (WSU) "Effects of Chlorpyrophos and Sulfur on Pest Thrips and Spiders on Grape

Research reports : 67th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 67th Annual Pacific Northwest Insect Management Conference, held January 7-8, 2008 at the Hilton Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: anticipated. Section I Surveys of Invasive and Emerging Pests OCCURRENCE OF CAPSULE PEST COMPLEX ON

Using Vineyard Floor Management to Manipulate Vine Vigor: Impacts on 'Pinot noir' Yield Productivity and Fruit Composition

Creator:: Reeve, Alison L.
Abstract:: Winegrapes are an important crop for Oregon agriculture, ranking amongst the top ten agricultural commodities based on farmgate value. The most widely planted winegrape cultivar in the state is ‘Pinot noir’ (Vitis vinifera L.), and the majority of acreage is produced in the Willamette Valley. Production of quality ‘Pinot noir’...
Resource Type:: Dissertation
Full Text:: AND FRUIT COMPOSITION 2 CHAPTER 1 INTRODUCTION Wine grapes are one of

Research reports : 56th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 56th Annual Pacific Northwest Insect Management Conference, held January 6-7, 1997 at the Imperial Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: application of entomopathogenic nematodes against pests on grape 15 Early season sprinkler application of

Research reports : 79th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 79th Annual Pacific Northwest Insect Management Conference, held January 6-7, 2020 at the Hilton Hotel in Portland, Oregon. These are research reports only, not management recommendations.
Resource Type:: Conference Proceeding
Full Text:: Spotted wing drosophila (SWD), Drosophila suzukii, is a major insect pest of small fruits in the Pacific

Research reports : 81st Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 81st Annual Pacific Northwest Insect Management Conference, held virtually January 10-11, 2022. These are research reports only, not management recommendations.
Resource Type:: Conference Proceeding
Full Text:: : Pests of Turf and Ornamentals Hedstrom, C. Sandlin, I. SUMMARY OF THE INTEGRATED PEST MANAGEMENT

Research reports : 78th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 78th Annual Pacific Northwest Insect Management Conference, held January 7-8, 2019 at the Hilton Hotel in Portland, Oregon. These are research reports only, not management recommendations.
Resource Type:: Conference Proceeding
Full Text:: BEETLES AND ITS NATURAL ENEMIES IN THE COLUMBIA BASIN……………………………..……52 SECTION VI: Pests of Wine Grapes

Proceedings : 68th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 68th Annual Pacific Northwest Insect Management Conference, held January 12 & 13, 2009 at the Hilton Hotel, Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: Sciences) “Pests of Camelina and Canola Grown in the Valley for Biofuel”. 6. Eric LaGasa (WSDA Pest

Research reports : 58th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 58th Annual Pacific Northwest Insect Management Conference, held January 4-5, 1999 at the Imperial Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: inwinterwheat 2 Seed treatments: A new option forintegrated pest management of potato leafroll virus, aphids

Marking, movement, and management of Drosophila suzukii in Oregon berry crops

Creator:: Klick, Jimmy
Abstract:: Drosophila suzukii Matsumura (Diptera: Drosophilidae) are small invasive flies that in the past five years (2009-2014) invaded berry and stone fruit production regions in Europe and the Americas. Evolutionary adaptations, biological traits, and anthropogenic factors have contributed to its current status as a global pest. Females oviposit eggs into ripe...
Resource Type:: Dissertation
Full Text:: contributed to its current status as a global pest. Females oviposit eggs into ripe fruit. Eggs develop into

Research reports : 53rd Annual Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 53rd Annual Pacific Northwest Insect Management Conference, held January 10-11, 1994 at the Imperial Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: 37 Insecticides for Control of Corn Earworm 39 Management of Insect Pests on Wine and Juice Grapes 41

Antifungal Properties of Spotted Wing Drosophila (Drosophila suzukii) Larvae

Creator:: Bernert, Ann
Abstract:: Spotted wing drosophila, Drosophila suzukii, is a recently introduced, invasive pest in Oregon. It oviposits in near-mature and mature fruit, and thus is an important concern for the small fruit industry. A crop consultant observed that mature raspberry fruit with D. suzukii larvae do not show symptoms of molds as...
Resource Type:: Honors College Thesis
Full Text:: : Drosophilidae): invasive pest of ripening soft fruit expanding its geographic range and damage potential

“SHOO FLY”: Reduce Pesticide Dependence with Knowledgeabout Drosophila suzukii

Creator:: Marek, Charlene Marie
Abstract:: Drosophila suzukii was a known pest of berries, grapes, and stone fruits in East Asia for almost a century. Yet in recent years it has successfully migrated throughout the United States, Mexico, and Europe due to globalized fruit trade. The invasive success of D. suzukii is causing unrest for fruit...
Resource Type:: Undergraduate Thesis
Full Text:: Dr. Amy J. Dreves Drosophila suzukii was a known pest of berries, grapes, and stone fruits in

The Role of Diurnal Light, Temperature, and Forced Egg Retention on Spotted Wing Drosophila, Drosophila suzukii Matsumura (Diptera: Drosophilidae) Survival and Ovipositional Rates

Creator:: York, Riki M.
Abstract:: Drosophila suzukii (Diptera: Drosophilidae) is a devastating pest that attacks thin-skinned stone and small fruit in all major production regions of the United States and worldwide. D. suzukii first appeared in the United States in 2008 and is believed to be native to Southeast Asia. This vinegar fly has a...
Resource Type:: Masters Thesis
Full Text:: suzukii (Diptera: Drosophilidae) is a devastating pest that attacks thin-skinned stone and small fruit

Effect of organic production system and harvest date on the quality of blackberry fruit for fresh and processed markets

Creator:: Liu, Mingyang
Abstract:: Blackberry (Rubus sp.) fruit are a good source of phenolic compounds and anthocyanins, and are consumed in fresh and processed forms. Though organic products become more popular, limited information is available about how different organic production methods affect the post-harvest quality of blackberry fruit. The objective of this project was...
Resource Type:: Masters Thesis
Full Text:: Quality of Blackberry Fruit for Fresh and Processed Markets

Disease resistance and spring phenological characteristics of Ribes L. germplasm

Creator:: Dalton, Daniel T.
Abstract:: North American cultivation of Ribes L. may expand as small fruit growers seek species to diversify horticultural crops. The Ribes industry was suppressed for decades out of fear that cultivated black currants and gooseberries would intensify the fungal disease white pine blister rust (WPBR) on five-needle pine (Pinus L. section...
Resource Type:: Masters Thesis
Full Text:: : __________________________________________________ Kim E. Hummer North American cultivation of Ribes L. may expand as small fruit growers

Comparison of baits for monitoring the spotted wing Drosophila, Drosophila suzukii

Creator:: Kleiber, Joseph R.
Abstract:: Spotted wing Drosophila (SWD), Drosophila suzukii (Diptera: Drosophilidae), is a pest of small and stone fruits that is widely distributed across much of the United States, Canada, Europe and Asia. Unlike other members of the Drosophilidae that only lay eggs in overripe or rotting fruit, SWD infest ripening and ripe...
Resource Type:: Masters Thesis
Full Text:: Drosophila genus, the only other species known to oviposit in intact fruit is D. pulchrella, a pest of tree

Flavor composition of transgenic raspberry bushy dwarf virus-resistant 'Meeker' raspberries

Creator:: Malowicki, Sarah Marie-Mahler
Abstract:: Raspberries have been popular since the time of the ancient Greeks. Red raspberries are cultivated throughout the world, particularly in the Pacific Northwest region of the United States and Canada. The raspberry bushy dwarf virus (RBDV) causes significant reduction in yield and crumbly fruit in raspberries, blackberries and raspberry-blackberry hybrids....
Resource Type:: Masters Thesis
Full Text:: factors affect flavor of small fruits. These factors include cultivar, growing conditions, fruit

Horticultural weed control : 1988 report

Creator:: Oregon State University. Department of Horticulture
Abstract:: Crops were grown at the experimental farms using accepted cultural practices within the limits of experimentation trials were conducted on growers' fields. Most experiments were designed as randomized complete blocks with two to five replications. Herbicide treatments were applied uniformly with precision plot sprayers or granular formulations were distributed from...
Resource Type:: Technical Report
Full Text:: . . . . . . . . . . . . . . Effects of living mulch on growth of wine grape 'Pinot noir' and vineyard soil moisture condition

Horticultural weed control : 1986-87 report

Creator:: Oregon State University. Department of Horticulture
Abstract:: Crops were grown at the experimental farms using accepted cultural practices within the limits of experimentation or trials were conducted on growers' field. Most experiments were designed as randomized complete blocks with two to five replications, Herbicide treatments were applied uniformly with equipment ranging from precision plot sprayers to quart...
Resource Type:: Technical Report
Full Text:: •• , , • , •••• , , •••••• , , •••• , , , •••• , ••••••• , ••• e ••• , , •••• , , Small Fruit - Summary .......................................... . Devrinol

Behavior of Drosophila suzukii in Relation to Abiotic, Biotic, and Nutrient Factors

Creator:: Park, Kyoo Rok
Abstract:: Drosophila suzukii (Diptera: Drosophilidae), is a serious pest in soft and stone fruit industries worldwide. The unique serrated ovipositor of female Drosophila suzukii allowed the species to reproduce in intact, ripening fruit before the harvest. Current control methods rely heavily on insecticide application, only becoming less profitable due to the...
Resource Type:: Dissertation
Full Text:: stone fruit industries worldwide. The unique serrated ovipositor of female Drosophila suzukii

Microsatellite Marker Development, Characterization and Mapping in European Hazelnut (Corylus avellana L.), and Investigation of Novel Sources of Eastern Filbert Blight Resistance in Corylus

Creator:: Bhattarai, Gehendra
Abstract:: European hazelnut, an important nut crop in Oregon agriculture, is threatened by the fungal disease eastern filbert blight (EFB) caused by Anisogramma anomala (Peck) E. Müller. The hazelnut breeding program at OSU has been working on development of EFB-resistant cultivars. DNA markers allow mapping of traits using segregating progenies and...
Resource Type:: Masters Thesis
Full Text:: Mapping in European Hazelnut (Corylus avellana L.), and Investigation of Novel Sources of Eastern Filbert

Influence of abiotic and biotic factors on developmental parameters of Drosophila suzukii (Diptera: Drosophilidae)

Creator:: Tochen, Samantha
Abstract:: Drosophila suzukii (Diptera: Drosophilidae), a pest of thin-skinned fruits, has been detected worldwide recently, with new locations of establishment determined annually since it first became a concern on continental North America in 2008. Drosophila suzukii females are different from most other drosophilids as being one of two known species capable...
Resource Type:: Masters Thesis
Full Text:: mixtures of different fruit wines, rice wine, molasses, and acetic acid. A rice wine and honey solution

Habitat management for beneficial insects on Willamette Valley vegetable and berry farms

Creator:: Russell, Michael C.
Abstract:: Conservation biological control involves manipulating farm landscapes or management systems to enhance populations of beneficial predators of agricultural pests. Farmscaping is one aspect of conservation biological control where predators of important pests are identified, the availability on the farm landscape of resources and habitat components needed by the beneficials to...
Resource Type:: Dissertation
Full Text:: management systems to enhance populations of beneficial predators of agricultural pests. Farmscaping is one

Evaluating Alternative Soil Amendments for Organic Northern Highbush Blueberry Cultivation in Sub-Optimal Soils

Creator:: Retano, Andrea
Abstract:: Escalating demand for organic blueberries has driven a significant expansion of northern highbush blueberry (NHB; Vaccinium corymbosum L.) production area. This expansion is particularly pronounced in regions of the Pacific Northwest where native soil conditions are sub-optimal for NHB, notably east of the Cascade Mountain Range of Oregon and Washington,...
Resource Type:: Masters Thesis
Full Text:: as potential soil amendments to support NHB plant growth. This region's ubiquitous wine grape

Tactics for enhancing conservation biological control of twospotted spider mites, Tetranychus urticae Koch, in Pacific Northwest hop yards

Creator:: Woods, Joanna L.
Abstract:: The twospotted spider mite, Tetranychus urticae Koch (Acari: Tetranychidae), is a worldwide pest of numerous agronomic and horticultural plants. Conservation biological control of this pest can be unreliable due to asynchrony of natural enemies and certain horticultural practices that have a direct or indirect affect on natural enemies and the...
Resource Type:: Masters Thesis
Full Text:: environmental health concerns, pesticide resistance, outbreaks of secondary pests, and pest resurgence (Lewis

The effects of kernel feeding by brown marmorated stink bug (Halyomorpha halys: Hemiptera: Pentatomidae) on commercial hazelnuts (Corylus avellana L.)

Creator:: Hedstrom, Christopher S.
Abstract:: Halyomorpha halys (brown marmorated stink bug, Hemiptera: Pentatomidae), an invasive insect pest, has established populations in the Willamette Valley of Oregon. Halyomorpha halys is a potential pest of many specialty crops in the Willamette Valley, including hazelnuts (Corylus avellana L.). The objectives of this study were to 1) characterize the...
Resource Type:: Masters Thesis
Full Text:: Willamette Valley of Oregon. Halyomorpha halys is a potential pest of many specialty crops in the

O&E ; Vol. 1, No. 1 (Spring 2011)

Creator:: Oregon State University. Division of University Outreach and Engagement
Abstract:: O&E Magazine is published by Oregon State University Division of Outreach and Engagement to engage the people of Oregon in learning and discovery. In this inaugural issue of O&E magazine, we celebrate the centennial of OSU Extension and look forward to the next 100 years of outreach and engagement with...
Resource Type:: Other
Full Text:: heads OSU Extension’s integrated pest management assessment of Oregon schools, and he’s looking for

Urbanizing Flora of Portland, Oregon, 1806-2008.

Creator:: Christy, John A., Kimpo, Angela, Marttala, Vernon, Gaddis, Philip K., and Christy, Nancy L.
Abstract:: Second printing with corrections and additions, December 2009.
Resource Type:: Technical Report
Full Text:: certain pest species. The list of native species was updated in 2004 to include several plants from oak

Development and use of molecular tools in Fragaria

Creator:: Njuguna, Wambui
Abstract:: This dissertation describes the application and development of molecular tools that have great potential for use in studying variation in strawberry germplasm. The first study evaluated 91 microsatellite (simple sequence repeat, SSR) markers for transferability in 22 Fragaria species and their utility in fingerprinting octoploid strawberries. Out of the transferable...
Resource Type:: Dissertation
Full Text:: feature used to distinguish the two species. The fruit of F. viridis has wine red skin while the cortex

Prunus laurocerasus: A Study of Reducing Gamete Development through Haploidy and Determining Cytotype Variability in Pollen

Creator:: Seely, James T.
Abstract:: Prunus laurocerasus, commonly known as cherrylaurel, is a woody shrub grown in temperate climates for its durability and landscape appeal. Due to its abundance of drupes that are spread by birds, cherrylaurel is a litter nuisance in cultivation and also has escaped cultivation such that it has naturalized. Furthermore, it...
Resource Type:: Undergraduate Thesis
Full Text:: indifferens (western cherry fruit fly), a native Diptera of North America, is a key pest to Prunus avium

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