Discusses symptoms of blueberry gall midge infestation, biology and life cycle of the midge, monitoring, and potential for damage. Color photos and sampling instructions included.
Sitka spruce is among the world's fast-growing trees and the largest of the world's spruces. It's a valuable commercial timber. Its range extends from Alaska to northern California, but it faces unique problems ...
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.
This publication describes how to identify lygus bugs, their composition in potato fields in the PNW, the kinds of damage they do to potato plants, and how lygus bugs may be potential vectors of potato ...
Josephine Antwi, Silvia I. Rondon, Rodney Cooper |
Aug 2017 |
Extension Catalog publicationPeer reviewed (Orange level)
Armyworm caterpillars can be a troublesome pest in cereal grains grown in the Pacific Northwest states. This publication presents information about the pest and its control.
Silvia I. Rondon, Mary Corp, Diana Roberts, Keith S. Pike, Peter J. Landolt, Dustin Keys |
May 2011 |
Extension Catalog publicationPeer reviewed (Orange level)
Shore pine is a subspecies of lodgepole pine that inhabits the coastal strip in Oregon. Insect pests, diseases, and nonbiological (abiotic) factors may have an impact on growth, visual appearance, and productivity ...
Poison oak plants contain a chemical that causes a severe rash. Learn how to spot a plant, safely remove, and clean your clothes, gear and skin afterward to prevent a rash.
Silage-making has been used to reduce the concentrations of toxins in a variety of crops. But in the case of poison hemlock, the opposite is true — making silage out of it actually increases one of its toxic alkaloids.
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 |
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