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 ...
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.
Management options for yellow starthistle in forest land: 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.
Management options for knapweeds (diffuse, spotted, and Russian) in forest land: preventive steps; biological, chemical, and mechanical controls, plus fire and grazing. Includes description of weeds and their life cycle,...
Management options for Canada thistle in forest land: 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.
Management options for gorse 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.
Discusses important fruit characteristics to consider when choosing peach and nectarine varieties. Lists currently available varieties, including descriptions of fruit size, color, flavor, texture, and ripening date.
Oregon ash grows along the streams and wetlands of western Oregon and Northern California, where it provides important wildlife habitat. But these trees are threatened by the emerald ash borer, an insect pest that...
David C. Shaw, Jay W. Pscheidt, Alexander Gorman |
Jan 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
Tansy ragwort, an invasive weed that can harm certain types of livestock, is making a comeback in western Oregon. Find out how to control it and protect your animals.
Shelby Filley, Andy Hulting, Gene Pirelli, Eric Coombs |
Aug 2011 |
Article
Aerated compost teas have no scientifically documented effect as pathogen suppressors. Overuse and runoff of compost teas could conceivably contribute to water pollution. There is no “silver bullet” for plant health problems caused by poor soil health and improper plant selection and management
Linda Chalker-Scott, Ph.D. |
Mar 2015 |
Online resource