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Controlling Root and Crown Diseases of Small Grain Cereals

This publication describes practices to manage and minimize losses from root and crown diseases of wheat and barley throughout the Pacific Northwest.

Richard Smiley, Timothy Paulitz, Juliet Marshall | Nov 2012 | Extension Catalog publication Peer reviewed (Orange level)

What's Wrong with my Potato Tubers? Diagnosing Tuber Abnormalities in Western Oregon and Washington

Describes and illustrates (color photos) tuber damage caused by insect pests, plant diseases, and physiological disorders.

Lane Selman, Nick Andrews, Alexandra Stone, Al Mosley | Jan 2008 | Extension Catalog publication Peer reviewed (Orange level)

Corn Smuts

Two types of smut attack corn in the Pacific Northwest: common smut and head smut. This publication provides descriptions of symptoms and the disease cycle, and management strategies (which differ considerably between...

S. Krishna Mohan, Phil Hamm, George Clough, Lindsey J. du Toit | Jul 2013 | Extension Catalog publication Peer reviewed (Orange level)

Stop the Spread of Sudden Oak Death

Alerts people who visit, live, or work in certain areas of Oregon and California about a serious plant disease called Sudden Oak Death, and asks them to take steps to prevent spreading the disease. Gives ...

David C. Shaw, Alan Kanaskie | Sep 2019 | 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 | Oct 2019 | Extension Catalog publication Peer reviewed (Orange level)

Forest Health Fact Sheet: Diseases and Insect Pests of Pacific Madrone

Discusses three major types of madrone diseases--foliage, branch dieback and trunk canker, and root--and ways to minimize and manage. Discusses insect pests of madrone: fall webworm, western tent caterpillar, aphids, and leaf miners. Color photos. Sources of further information.

Max Bennett, David C. Shaw | May 2008 | Extension Catalog publication Peer reviewed (Orange level)

Forest Health Fact Sheet: Sudden Oak Death (Phytophthora ramorum)

Gives basic facts about a serious plant disease called Sudden Oak Death, caused by the pathogen Phytophthora ramorum. Describes risk of disease to forest health and to commercial nursery industry. Shows disease ...

David C. Shaw | Jun 2007 | Extension Catalog publication Peer reviewed (Orange level)

Sudden Oak Death and Phytophthora ramorum: A Guide for Forest Managers, Christmas Tree Growers, and Forest Tree Nursery Operators in Oregon and Washington

Phytophthora ramorum (Sudden Oak Death) is a significant threat to forests and nurseries on the West Coast. This publication covers history of the disease pathogen, its distribution, and life cycle. Describes disease...

Ellen M. Goheen, Everett Hansen, Alan Kanaskie, Nancy Osterbauer, Jennifer Parke, Jay W. Pscheidt, Gary Chastagner | Apr 2006 | Extension Catalog publication Peer reviewed (Orange level)

Mummy Berry Management in the Pacific Northwest

Mummy berry disease is prevalent throughout the Pacific Northwest, west of the Cascade Mountain Range, and affects the northern highbush blueberry industry. Growers often underestimate the potential damage of ...

Jade Florence, Jay W. Pscheidt | Jul 2015 | Extension Catalog publication Peer reviewed (Orange level)