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em9007.pdf

Creator:: Oregon State University. Extension Service, Spotts, Robert Allen, 1945-, Olsen, Jeff L., Long, L. E. (Lynn Edwards), 1953-, and Pscheidt, Jay William
Abstract:: Bacterial canker is the number one killer of young sweet cherry trees in Oregon. This publication covers cause and symptoms, disease cycle, and disease management. A version for mobile devices is also available.

em9007m.pdf

Creator:: Oregon State University. Extension Service, Spotts, Robert Allen, 1945-, Olsen, Jeff L., Long, L. E. (Lynn Edwards), 1953-, and Pscheidt, Jay William
Abstract:: Bacterial canker is the number one killer of young sweet cherry trees in Oregon. This publication covers cause and symptoms, disease cycle, and disease management. A version for mobile devices is also available.

2014 pest management guide for tree fruits in the Mid-Columbia area : Hood River, The Dalles, White Salmon

Creator:: Olsen, Jeff L., Castagnoli, S., Long, L. E. (Lynn Edwards), 1953-, Shearer, Peter W., Pscheidt, Jay W., Peachey, Ronald Edward, Einhorn, Todd C., and Oregon State University. Extension Service
Abstract:: Presents pesticide and herbicide application rates and recommendations, by tree growth stage, for pests that infect fruit trees. Covers apples, pears, and cherries. Provides (1) spray program for nutrients; (2) dilutions table for wettable powder and liquid products; (3) natural enemy impact guide for tree fruit pesticides; (4) illustrated bud...
Resource Type:: Technical Report

Growing hazelnuts in the Pacific Northwest : orchard nutrition

Creator:: Olsen, Jeff L. and Oregon State University. Extension Service
Abstract:: This publication lists the components of a comprehensive nutrient management strategy and provides nutrition guidelines for mature and new hazelnut orchards.
Resource Type:: Technical Report

Growing hazelnuts in the Pacific Northwest : orchard floor management

Creator:: Olsen, Jeff L., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: This publication describes hazelnut orchard weed management practices including flailing, herbicides, intercropping, cover crops, and sucker control. It also briefly describes procedures used during nut fall and harvest.
Resource Type:: Technical Report

Growing hazelnuts in the Pacific Northwest : orchard design

Creator:: Olsen, Jeff L. and Oregon State University. Extension Service
Abstract:: This publication outlines hazelnut orchard design considerations, including density and yield, spacing and arrangement of permanent trees, and loading zones. It also includes a brief description of procedures for establishing a new orchard.
Resource Type:: Technical Report

Growing hazelnuts in the Pacific Northwest : orchard site selection

Creator:: Olsen, Jeff L. and Oregon State University. Extension Service
Abstract:: This publication describes factors to consider when deciding to plant a hazelnut orchard and includes a table of native productivity ratings for soil series types in the Willamette Valley.
Resource Type:: Technical Report

Growing hazelnuts in the Pacific Northwest : pollination and nut development

Creator:: Olsen, Jeff L. and Oregon State University. Extension Service
Abstract:: This publication provides a glossary of botanical terms related to hazelnut pollination and describes the flower and nut development process, pollination, and related issues.
Resource Type:: Technical Report

Growing hazelnuts in the Pacific Northwest : hazelnut varieties

Creator:: Olsen, Jeff L., Mehlenbacher, Shawn A., McCluskey, Rebecca L., Smith, D. C. (David Clayton), 1958-, and Oregon State University. Extension Service
Abstract:: This publication includes tables that summarize characteristics of the main hazelnut varieties produced in the United States, lists varieties' susceptibility to eastern filbert blight, and shows varieties' compatibility with each other for pollination.
Resource Type:: Technical Report

Growing hazelnuts in the Pacific Northwest : training and pruning

Creator:: Olsen, Jeff L. and Oregon State University. Extension Service
Abstract:: This publication describes practices for pruning young hazelnut trees and mature orchards.
Resource Type:: Technical Report

Growing hazelnuts in the Pacific Northwest : integrated pest management

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Walton, Vaughn M., and Oregon State University. Extension Service
Abstract:: This publication provides an overview of insect, disease, and vertebrate pest management in hazelnut.
Resource Type:: Technical Report

Growing hazelnuts in the Pacific Northwest : plant propagation

Creator:: Olsen, Jeff L., Smith, D. C. (David Clayton), 1958-, and Oregon State University. Extension Service
Abstract:: This publication provides guidelines for purchasing and propagating planting stock. It describes simple layering, tie-off layering, grafting, and cuttings.
Resource Type:: Technical Report

Growing hazelnuts in the Pacific Northwest : introduction

Creator:: Olsen, Jeff L. and Oregon State University. Extension Service
Abstract:: This publication gives a brief introduction to hazelnuts, which are sometimes called filberts. It provides an overview of hazelnut history, growth and production, geographic distribution, and hazelnut industry organizations.
Resource Type:: Technical Report

Sweet cherry cultivars for brining, freezing, and canning in Oregon

Creator:: Long, L. E. (Lynn Edwards), 1953-, Olsen, Jeff L., and Oregon State University. Extension Service
Abstract:: This publication gives an overview of processing cherry production in Oregon and describes cherry cultivars used for brining, freezing, and canning. It also provides information on diverting fresh-market cherries to the processing industry and developing strategies for profitability.
Resource Type:: Technical Report

Apple : 2013 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for apple.
Resource Type:: Technical Report

Prune and plum : 2013 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for prune and plum.
Resource Type:: Technical Report

Hazelnut : 2013 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for hazelnut.
Resource Type:: Technical Report

Peach : 2013 pest management guide for Oregon

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for peach.
Resource Type:: Technical Report

Pear : 2013 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for pear.
Resource Type:: Technical Report

Walnut : 2013 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for walnut.
Resource Type:: Technical Report

Cherry : 2013 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for cherry.
Resource Type:: Technical Report

2013 Pest management guide for tree fruits in the Mid-Columbia area : Hood River, The Dalles, White Salmon

Creator:: Castagnoli, S., Long, L. E. (Lynn Edwards), 1953-, Shearer, Peter W., Pscheidt, Jay W., Olsen, Jeff L., Peachey, Ed, Einhorn, Todd C., and Oregon State University. Extension Service
Abstract:: Presents pesticide and herbicide application rates and recommendations, by tree growth stage, for pests that infect fruit trees. Covers apples, pears, and cherries. Provides (1) spray program for nutrients; (2) dilutions table for wettable powder and liquid products; (3) natural enemy impact guide for tree fruit pesticides; (4) illustrated bud...
Resource Type:: Technical Report

Prune and plum : 2012 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for prune and plum.
Resource Type:: Technical Report

Apple : 2012 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for apple.
Resource Type:: Technical Report

Hazelnut : 2012 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for hazelnut.
Resource Type:: Technical Report

Cherry : 2012 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for cherry.
Resource Type:: Technical Report

Peach : 2012 pest management guide for Oregon

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for peach.
Resource Type:: Technical Report

Walnut : 2012 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for walnut.
Resource Type:: Technical Report

Pear : 2012 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for pear.
Resource Type:: Technical Report

2012 pest management guide for tree fruits in the Mid-Columbia area : Hood River, The Dalles, White Salmon

Creator:: Castagnoli, S., Riedl, Helmut W., Spotts, Robert Allen, 1945-, Long, L. E. (Lynn Edwards), 1953-, Shearer, Peter W., Pscheidt, Jay W., Olsen, Jeff L., Hirnyck, Ronda E., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Presents pesticide and herbicide application rates and recommendations, by tree growth stage, for pests that infect fruit trees. Covers apples, pears, and cherries. Provides (1) spray program for nutrients; (2) dilutions table for wettable powder and liquid products; (3) natural enemy impact guide for tree fruit pesticides; (4) illustrated bud...
Resource Type:: Technical Report

Training and pruning your home orchard [2011]

Creator:: Olsen, Jeff L., Oregon State University. Extension Service, Washington State University. Extension, University of Idaho. Extension, United States. Department of Agriculture, and Pacific Northwest Cooperative Extension
Abstract:: Provides general rules for training, pruning, and limb bending, and explains open-center, central-leader, and espalier training. Outlines specific guidelines for training and pruning apple, pear, sweet cherry, sour cherry, peach, prune, plum, apricot, fig, persimmon, walnut, hazelnut, and chestnut trees. Includes 17 figures that illustrate various techniques.
Resource Type:: Technical Report

Hazelnut pest and beneficial insects: an identification guide

Creator:: Oregon State University. Extension Service, Walton, Vaughn M., Chambers, U. (Ute), and Olsen, Jeff L.
Abstract:: With color photos and text, describes principal insect pests of hazelnuts (filberts) including their life stages, symptoms of infestation, and techniques for sampling population levels. Also describes beneficial insects (generalist natural enemies) that can combat pest insects.
Resource Type:: Technical Report

Growing walnuts in Oregon

Creator:: Oregon State University. Extension Service and Olsen, Jeff L.
Abstract:: The Persian, or English, walnuts (Juglans regia) grown commercially in Oregon evolved in the mountainous regions of central Asia. California is a world leader in walnut production and produces 99 percent of the United States walnut crop. This publication is designed for those who grow walnuts commercially in Oregon, as...
Resource Type:: Technical Report

Hazelnuts [2001]

Creator:: Olsen, Jeff L. and Oregon State University. Extension Service
Abstract:: A comprehensive approach to nutrient management will help you ensure availability of optimum levels of nutrients for tree growth. Components of a comprehensive nutrient management strategy include: • Soil analysis before planting (useful in predicting the need for potassium, magnesium, or lime applications) • Observations of annual shoot growth, leaf...
Resource Type:: Technical Report

Prune and plum : 2011 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest management practices for prune and plum.
Resource Type:: Technical Report

Walnut : 2011 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest control management practices for walnut.
Resource Type:: Technical Report

Pear : 2011 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest control management practices for pear.
Resource Type:: Technical Report

Peach : 2011 pest management guide for Oregon

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ed, and Oregon State University. Extension Service
Abstract:: Recommends pest control management practices for peach.
Resource Type:: Technical Report

Apple : 2011 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ed, and Oregon State University. Extension Service
Abstract:: Recommends pest control management practices for apple.
Resource Type:: Technical Report

2011 pest management guide for tree fruits in the Mid-Columbia area : Hood River, The Dalles, White Salmon

Creator:: Castagnoli, S., Long, L. E. (Lynn Edwards), 1953-, Shearer, Peter W., Pscheidt, Jay W., Olsen, Jeff L., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Presents pesticide and herbicide application rates and recommendations, by tree growth stage, for pests that infect fruit trees. Covers apples, pears, cherries, and apricots; includes Integrated Fruit Production (IFP) preference rankings for pears and apples. Provides (1) spray program for nutrients; (2) dilutions table for wettable powder and liquid products;...
Resource Type:: Technical Report

Cherry : 2011 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Recommends pest control management practices for cherry.
Resource Type:: Technical Report

Hazelnut : 2011 pest management guide for the Willamette Valley

Creator:: Olsen, Jeff L., Pscheidt, Jay W., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Offers pest control management practices for hazelnut.
Resource Type:: Technical Report

Selecting peach and nectarine varieties for the Willamette Valley

Creator:: Olsen, Jeff L., Lagerstedt, H. B., and Oregon State University. Extension Service
Abstract:: Most Willamette Valley peaches are sold on the farm directly to consumers for home canning and freezing or at a nearby roadside market or farmers market. Despite production difficulties, peaches remain the most popular summer fruit at roadside stands and in U-pick orchards.
Resource Type:: Technical Report

Managing diseases and insects in home orchards

Creator:: Pscheidt, Jay William, Bell, Neil (Neil Charles), 1961-, Olsen, Jeff L., Castagnoli, S., and Oregon State University. Extension Service
Abstract:: This publication recommends management practices for controlling diseases and insects. This pest management guide was prepared for the home gardener. It doesn’t meet the exacting requirements of the commercial fruit grower. Many fungicides and insecticides are available, which, when used according to the label directions, are effective in managing diseases...
Resource Type:: Technical Report

Orchard economics : the costs and returns of establishing and producing hazelnuts in the Willamette Valley

Creator:: Oregon State University. Extension Service, Julian, James W., Seavert, Clark F., and Olsen, Jeff L.
Abstract:: Most orchard industries renew themselves through new plantings. The marketplace and the availability of more disease resistant varieties can fuel interest in establishing new orchards as well as influence the choice of new cultivars.
Resource Type:: Technical Report

Harvesting, handling, and storing nuts from the home orchard : hazelnuts, walnuts, and chestnuts

Creator:: Olsen, Jeff L., Raab, Carolyn A., and Oregon State University. Extension Service
Abstract:: Walnuts and hazelnuts: Walnuts and hazelnuts should be dried before eating or storage. Begin the drying process within 24 hours of harvest, especially in the case of walnuts. Nuts usually are dried in the shell, but you can save a considerable amount of drying time and use less heat if...
Resource Type:: Technical Report

Picking and storing apples and pears

Creator:: Oregon State University. Extension Service, Stebbins, Robert L., Olsen, Jeff L., and Bluhm, Wilbur L.
Abstract:: A given variety of apple or pear reaches harvest maturity at about the same time each year. In districts with cool growing seasons, fruit usually matures later than in the warmer districts. Within a district, the time of maturity varies slightly from season to season. In order of importance, then,...
Resource Type:: Technical Report

Bacterial canker of sweet cherry in Oregon : disease symptoms, cycle, and management

Creator:: Spotts, Robert Allen, 1945-, Olsen, Jeff L., Long, L. E. (Lynn Edwards), 1953-, Pscheidt, Jay William, and Oregon State University. Extension Service
Abstract:: Bacterial canker is the number one killer of young sweet cherry trees in Oregon. This publication covers cause and symptoms, disease cycle, and disease management. A version for mobile devices is also available.
Resource Type:: Technical Report

Oregon's bounty of horticultural crops & landscapes

Creator:: Oregon State University. Extension Service, Oregon State University. Department of Horticulture, Brewer, Linda J., Burt, Lawrence A., White, Linda D. (Linda Dee), Sugar, David, Strik, Bernadine C. (Bernadine Cornelia), 1962-, Skinkis, Patricia A., Seavert, Clark F., Regan, Richard, Olsen, Jeff L., McReynolds, Bob, Kaiser, Clive, Fletcher, Richard A., Cook, Thomas W., Castagnoli, S., Bondi, Michael C., Azarenko, A. N. (Anita Nina), Andrews, N. (Nick), Mertz, Chris, Chilton, Mike, and Weeks, Tom
Abstract:: Oregon has a rich history in the production of fruits, berries, vegetables, and ornamental crops; the state’s national and international reputation for delivering high-quality products is well-established and well-deserved. In the past, agriculture and forestry were the foundation of Oregon’s economy. Although other activities now are equal in size to...
Resource Type:: Technical Report

2010 pest management guide for tree fruits in the Mid-Columbia area : Hood River, The Dalles, White Salmon

Creator:: Castagnoli, S., Riedl, Helmut W., Spotts, Robert Allen, 1945-, Long, L. E. (Lynn Edwards), 1953-, Shearer, Peter W., Pscheidt, Jay W., Olsen, Jeff L., Peachey, Ronald Edward, and Oregon State University. Extension Service
Abstract:: Published January 2010. A more recent revision exists.Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report

Growing tree fruits and nuts in the home orchard [2009]

Creator:: Stebbins, Robert L. and Olsen, Jeff L.
Abstract:: This publication will help you decide if a home orchard is right for you. It also gives guidelines for growers, how to plan your home for an orchard, planting and early care, care of bearing trees as well as harvesting and storage.
Resource Type:: Technical Report

The apple maggot in Oregon

Creator:: Fisher, Glenn C., Olsen, Jeff L., and Oregon State University. Extension Service
Abstract:: The apple maggot is a threat to the Pacific Northwest apple and pear industry. This publication provides information on the life cycle, identification, detection, and control of the pest.
Resource Type:: Other

Pruning to restore an old, neglected apple tree

Creator:: Stebbins, Robert L., Olsen, Jeff L., and Oregon State University. Extension Service
Abstract:: Reviewed July 2014. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report

Yield component and growth analysis of strawberries

Creator:: Olsen, Jeff L.
Abstract:: Two studies were initiated in June of 1981 in order to gain greater understanding of the growth and fruiting habits of field grown strawberries in Oregon's Willamette Valley. Yield component analysis of 'Benton', Oregon's leading cultivar and an advanced breeding selection, 'OR-US 4356' was conducted during the first (1981) and...
Resource Type:: Masters Thesis

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