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Megachilid Bees in the Pacific Northwest: An Introduction

This publication is an introduction to the Megachilidae family of bees found in the Pacific Northwest. It highlights the characteristics of two important members of this family: leafcutting bees and mason bees, both...

Samantha M. Roof, Sandy DeBano | Dec 2020 | Extension Catalog publication Peer reviewed (Orange level)

Managing Insects and Diseases of Oregon Conifers

Discusses options for managing major insect pests and diseases of conifers in Oregon forests: bark beetles, wood borers, and ambrosia beetles; defoliators; aphids, adelgids, and scale insects; terminal and branch ...

Paul T. Oester, David C. Shaw, Gregory M. Filip | Jun 2023 | Extension Catalog publication Peer reviewed (Orange level)

Managing Powdery Mildew in Hop: Best Practices

Powdery mildew is difficult to manage in hop. Growers must work to prevent infection, plant resistant varieties, monitor the plants and act swiftly if the disease is detected. For best results, use a combination ...

David H. Gent, Briana Claassen, Michele Wiseman, Luisa Santamaria | Jun 2023 | Extension Catalog publication Peer reviewed (Orange level)

A Detailed Guide for Testing Fruit for the Presence of Spotted Wing Drosophila (SWD) Larvae

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.

Amy J. Dreves, Adam Cave, Jana Lee | Mar 2023 | Extension Catalog publication Peer reviewed (Orange level)

Mothballs: Proper Use and Alternative Controls for Clothes Moths

There are many ways to control clothes moths, including sanitary, structural, and chemical methods. This broad approach is known as Integrated Pest Management. If you use mothballs, there are some things you should know to keep you, your family, and your pets safe.

Dave Stone, Tim Stock | Jul 2021 | Extension Catalog publication Peer reviewed (Orange level)

Predicting and Managing Gray Mold Rot of Pear in Oregon

This publication describes gray mold disease symptoms and the disease cycle and outlines a model that can help pear packers predict the relative risk of gray mold development in stored fruit before the fruit is placed in cold storage.

Robert A. Spotts, Steve Castagnoli | Mar 2023 | Extension Catalog publication Peer reviewed (Orange level)

Azalea Lace Bug: Biology and Management in Commercial Nurseries and Landscapes

Azalea lace bug is an emerging pest in Oregon that can be quite damaging to azaleas and rhododendrons, very popular plants in Oregon nurseries and landscapes. This publication offers information on identification, timing, and management options for this new pest.

Robin Rosetta, Luisa Santamaria | Aug 2021 | Extension Catalog publication Peer reviewed (Orange level)

The Economic Impact of Onion Pests in the Treasure Valley

A look at pest data for onions grown in the Treasure Valley demonstrates the yield and economic impacts of specific pests and management practices. This data can help researchers, crop consultants and those ...

Katie Murray, Isaac Sandlin, Peter Ellsworth, Paul Jepson, Al Fournier, Hang-Kwang Luh, Stuart Reitz | Jun 2023 | Extension Catalog publication Peer reviewed (Orange level)

Grass tetany: Fast-growing grass can mean problems

Mature cattle grazing in pastures with rapidly growing grass are sometimes afflicted with a disease called grass tetany. The cause is a lack of magnesium in the grass. Here's what to look for and how to treat it.

Shelby Filley | Mar 2024 | Article Peer reviewed (Gray level)

Managing blueberry viruses in the Pacific Northwest

While blueberries grow well in the Pacific Northwest, five major viruses afflict plants in this region. Learn what you need to know to prevent and manage viral disease in your blueberry plants. The most important step? Use certified virus-tested planting stock.

Robert R. Martin | Mar 2015 | Article