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.
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 ...
Riparian zones — those transition areas between bodies of water and land — are rich ecosystems that benefit man and nature. They make up a small percentage of the landscape but their importance far exceeds their geographic...
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 ...
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.
Cassie Bouska, Amy Peters |
Jan 2006 |
Article
Photo Credit: Alicja Neumiler - Adobe Stock (Cropped from original)
A collection of articles for growing vegetables in Central Oregon. Include general information, recommendations, soil temperatures, rhubarb, potatoes, cucumbers, beets, carrots, radishes, onions, tomatoes and tomatillos.
Jul 2018 |
Collection
Photo: Sheryl Costello, USDA Forest Service (Cropped from original)
You may have encountered white, segmented “worms” or grubs when chopping firewood and wondered what they were. Common questions include, did they kill my tree? And are they a danger to other trees? The quick answers are no, and no.