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Grape Phylloxera: Biology and Management in the Pacific Northwest

Describes the life cycle and injury symptoms of grape phylloxera, Daktulosphaira vitifoliae (Fitch), an aphidlike insect that feeds on grape roots. Discusses strategies for reducing the risk of phylloxera infestation, ...

Patricia A. Skinkis, Vaughn Walton, Clive Kaiser | Jul 2021 | Extension Catalog publication Peer reviewed (Orange level)

Plant-parasitic nematodes affecting small grain cereals in the Pacific Northwest

Discusses several species of plant-parasitic nematodes that occur where small-grain crops are produced in the Pacific Northwest. Covers nematode biology, symptoms of injury, yield constraints, management, sampling, and diagnostic services.

Richard Smiley | Oct 2015 | Extension Catalog publication Peer reviewed (Orange level)

Biology and Management of the Potato Tuberworm in the Pacific Northwest

Discusses the status of the potato tuberworm in the Pacific Northwest, explains the pest's life cycle, and includes color photos for identification. Suggests strategies for monitoring and control, including cultural and chemical control methods.

Silvia I. Rondon, Sandy DeBano, George Clough, Phil Hamm, Andrew Jensen, Alan Schreiber, Juan M. Alvarez, Michael Thornton, James Barbour, Mahmut Dogramaci | Apr 2007 | Extension Catalog publication Peer reviewed (Orange level)

Winter Grain Mite: A Fall and Winter Pest of Cereals and Grasses in Oregon

Describes winter grain mite (Penthaleus major), a pest of grass and cereal crops in the Pacific Northwest: its appearance, hosts, and life history and how to scout for and control the pest.

Brian Tuck, Mylen Bohle, Amy J. Dreves, Glenn Fisher | Mar 2009 | Extension Catalog publication Peer reviewed (Orange level)

Leaf-Feeding Sawflies in Wheat

Documents 2003 wheat sawfly outbreak in Oregon. Provides growers and field consultants with educational information needed for decision making on fly control. Includes photos.

Mary Corp, Glenn Fisher | Oct 2003 | Extension Catalog publication Peer reviewed (Orange level)

Armyworms in Grass Pastures and Corn in Western Oregon

Discusses identification, life cycle, monitoring, action thresholds, biological control, organic controls, and chemical controls. Includes color photos for identification.

Amy Peters, Glenn Fisher | Nov 2006 | Extension Catalog publication Peer reviewed (Orange level)

Winter Cutworm: A New Pest Threat in Oregon

Damage from winter cutworm (the common name for the larval stage of the large yellow underwing moth) is a growing concern. In 2015, large numbers of larvae were observed around homes, within golf courses, and ...

Jessica Green, Amy J. Dreves, Brian McDonald, Ed Peachey | Feb 2016 | Extension Catalog publication Peer reviewed (Orange level)

Western Corn Rootworm in Eastern Oregon, Idaho, and Eastern Washington

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 ...

Alexzandra F. Murphy, Silvia I. Rondon, Carrie Wohleb, Steven Hines | Sep 2014 | 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 | Jan 2023 | Extension Catalog publication Peer reviewed (Orange level)

Flea Beetle Pest Management for Organic Potatoes

Describes and illustrates various flea beetle species (color photos) and life history. Includes instructions for monitoring as well as several management options, with emphasis on preventive measures.

Mario Ambrosino | Jan 2008 | Extension Catalog publication Peer reviewed (Orange level)