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Showing 81 - 90 of 179 results.

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)

Invasive Weeds in Forestland: Himalayan & Evergreen Blackberry

Management options for Himalayan and evergreen blackberry in forest land: preventive steps, biological, chemical, and mechanical controls, plus grazing. Includes description of weeds and their life cycle, history of ...

Anonymous | Sep 2008 | 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)

Identification and Control of Knapweed Species in Central and Eastern Oregon

This publication describes potential hazards, management, and identification of knapweeds.

Amy Jo Detweiler | Feb 2003 | Extension Catalog publication Peer reviewed (Orange level)

Invasive Weeds in Forestland: Knotweeds

Management options for knotweeds (Japanese, giant, and a Japanese-giant hybrid) in forest land: biological, chemical, and mechanical controls, plus grazing. Includes description of weeds and their life cycle, history of ...

Anonymous | Sep 2008 | Extension Catalog publication Peer reviewed (Orange level)

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 2016 | Extension Catalog publication Peer reviewed (Orange level)

Invasive Weeds in Forestland: Tansy Ragwort

Management options for tansy ragwort in forest land: preventive steps; biological, chemical, and mechanical controls, plus grazing. Includes description of weed and its life cycle, history of infestation in the U.S. and West, and sources of more information.

Anonymous | Sep 2008 | Extension Catalog publication Peer reviewed (Orange level)

Cluster flies: Noisy but harmless

Large flies buzz and annoy, clustering together around windows and knocking into lampshades. These are cluster flies — noisy but harmless flies that enter homes through cracks and gaps.

Jul 2018 | Article Peer reviewed (Gray level)

Introduction to Conifer Release

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.

Tristan Huff | Jul 2018 | 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)