Background:
As global climate change and exponential human population growth intensifies pressure on agricultural systems, the need to effectively manage invasive insect pests is becoming increasingly important to global food security. Drosophila suzukii is an invasive pest that drastically expanded its global range in a very short time since 2008,...
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...
The grape phylloxera, Daktulosphaira vitifoliae (Fitch), is a small root feeding insect that lives on the roots of grapevines. It is rare in Oregon but its presence in a commercial vineyard can be disastrous. Phylloxera imported into a susceptible vineyard can multiply and destroy the vineyard in only a few...
Due to various reasons the previous investigator decided to pull out the crop level trials from the original experiment designed in 2010 season. However, the irrigation field experiments implemented in the 2010 season continued in 2011, in order to find out the impact of varied deficit irrigation regimes on vine...
Cymbopogon flexuosus, lemongrass, and C. martinii, palmarosa, are perennial grasses grown to produce essential oils for the fragrance industry. The objectives of this study were (1) to evaluate biomass and oil yields as a function of nitrogen and sulfur fertilization, and (2) to characterize their utility for lignocellulosic ethanol compared...
Publication examines the wide variety of insect pests, diseases and environmental conditions that can affect Sitka Spruce along the coastline of Oregon.
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...
Forest landowners are interested in practicing alternative silviculture methods on their property without having to clearcut. This publication describes a case study on the group selection method, a management style that mimics the natural gap creation that takes place in old-growth forest stands as a result of wind throw, landslides,...
This publication covers how pasture grows, understanding grazing systems, and forage quality. It also covers advanced tools for managing high-intensity grazing systems, such as the feed wedge (also called pasture wedge or grazing wedge).
This publication describes how to collect rainwater from the roof of your home and store it for use during the dry summer months for watering your garden or lawn.
The potato psyllid, Bactericera cockerelli (Šulc), is
a vector of the bacterium ‘Candidatus Liberibacter
solanacearum’ (Lso) that has been linked to the economically
devastating zebra chip disease of potato. To date, four haplotypes
of the potato psyllid have been identified and include
Central, Western, Northwestern, and Southwestern haplotypes.
Zebra chip...
This publication describes the benefits of choosing the right cultivar, species, blend, or mixture. It will also explore the advantages of seed coating and other preplant packaging options, such as fertilizer and mulch. Finally, this publication highlights seed mixture and coating research conducted at Oregon State University.
Tools woodland owners need to measure property acreage, boundaries, and characteristics of standing timber, including individual log volumes, are described.
Whether you have 1 or 500 acres, it's important to have natural vegetation growing along the streams on your property. It's good for wildlife, stream health and property values.
This 25-page guide outlines the training and volunteer responsibilities of people who go through the Master Gardener program with OSU Extension. It explores the history of the program and details how volunteers can use their training to help the general public.
This detailed guide illustrates how to test fruit for the presence of the Spotted Wing Drosophila larvae by crushing the fruit, immersing it into a salt or sugar solution and examining the fruit debris for larvae and pupae.
Basic Skills—Levels 2 and 3.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It explains basic techniques for preparing the zipper opening and applying centered and lapped zippers.
Basic Skills—Levels 2 and 3.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It explains basic techniques for sewing casings and crotch seams.
Basic Skills—Levels 2 and 3.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It explains basic techniques for sewing facings and enclosed seams.
Basic Skills—Levels 2 and 3.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It explains basic techniques for easing and gathering.
Basic Skills—Levels 2 and 3.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It explains basic techniques for sewing and finishing hems.
Basic Skills—Level 1.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It explains basic techniques for sewing and finishing seams.
Basic Skills—Level 1.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It explains how to select the correct pattern size, read a pattern envelope, understand pattern symbols, and use the pattern guidesheet.
Basic Skills—Level 1.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It describes basic fibers and fabrics and illustrates different types of woven fabrics.
Basic Skills—Levels 2 and 3.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It explains basic pressing techniques.
Basic Skills—Level 1.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It explains basic hand-sewing techniques.
This guide is intended for use by volunteer leaders in the Oregon 4-H clothing project. It outlines activities and tips for use in guiding youth through four progressive skill levels: First Year (Level 1), Basic Skills (Levels 2-3), Expanding Skills (Levels 4-6), and Advanced Skills (Levels 7-9).
This guide is intended for use by volunteer leaders in the Oregon 4-H clothing project. It includes lesson plans for Basic Skill Levels 1, 2, and 3. All levels include suggestions for specific activities to incorporate five learning areas: planning and evaluation; individual development and outreach; management, consumership, and wardrobe...
Basic Skills—Level 1.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It includes labeled photos of a sewing machine and serger and provides tips for sewing practice.
Basic Skills—Level 1.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It explains basic cutting techniques for patterns and fabrics.
This guide is intended for use by Oregon 4-H members enrolled in the clothing project and their parents/guardians. It includes a member handout for each skill level (1-9) and a “note to parents/guardians” for skill levels 1-3.
Basic Skills—Level 1.
This guide is intended for use by Oregon 4-H members enrolled in the clothing project. It provides definitions and pictures of basic sewing equipment.
Basic Skills—Level 1.
This fact sheet is intended for use by Oregon 4-H members enrolled in the clothing project. It describes how to make a skills notebook for use in your project.
This guide is intended for use by Oregon 4-H members enrolled in the clothing project. It consists of a series of steps that allows 4-H members to set personal goals and learn at their own speed.
This guide covers key nutrient management topics related to tall fescue grown for seed in western Oregon. Crop growth and timing of nutrient uptake is covered. Specific recommendations for nitrogen, phosphorous, potassium, sulfur, and soil pH provided. A number of appendices address micronutrients, and other research projects that are relevant...
Western corn rootworm (WCR) is present in eastern Oregon, eastern Washington, and Idaho. As corn acreage in the region increases, WCR has the potential to become a serious pest. This publication covers how to identify WCR; its hosts and life cycle; its damage to corn; insect management; and resistance management.
This publication is an extended revision of the previous edition. It describes how to grow tomatoes and tomatillos in the home garden. Topics include site and soil preparation, cultivar selection, propagation, planting and plant care, techniques for extending the growing season, pruning and training systems, and harvest and storage.
This publication is an extended revision of the previous edition. It describes how to grow tomatoes and tomatillos in the home garden. Topics include site and soil preparation, cultivar selection, propagation, planting and plant care, techniques for extending the growing season, pruning and training systems, and harvest and storage.
Typhlodromus pyri (T. pyri) is a beneficial insect and key predator of Calepitrimerus vitis (C. vitis) in Pacific Coast vineyards. C. vitis is closely associated with short-shoot syndrome. The impact of horticultural (paraffinic) oils and sulfur on T. pyri is presented here. This publication contributes to integrated pest management and...
Describes options for different levels of lawn care – from keeping a lawn lush and green year-round to allowing it to go partially dormant in the summer. Discusses mowing, watering, fertilizing, and dethatching, and gives recommended schedules for each. Includes a list of additional resources.
Successful regeneration of forest stands often requires that crop trees be released from competing vegetation. This publication provides basic information on how to determine if release is necessary and methods for release.
This publication describes basic principles of contract law as applied to planting; growing; maintaining; harvesting; road construction, maintenance, and repair; and selling logs and timber. Includes definitions of common contract terms and sample contracts.
This book contains descriptions of 15 native and 16 nonnative fish (including origin, distribution, key characteristics, size, distinguishing features, color, diet, and other remarks) found in the Willamette River Basin's seasonal watercourses, with over a hundred photos to aid in identification. It also offers a succinct explanation of the Willamette...