The June 2021 heat wave caused significant damage to trees in Oregon. Learn some key findings on causes, types of damage, physiological "thermotolerance" of trees, and possible forest management implications.
The mountain beaver is a medium-sized rodent of the western Pacific Northwest. Mountain beavers cause damage to forest regeneration by clipping or girdling seedlings or saplings or both, and undermining roots. Methods...
Dive into a case study on thinning in mature Douglas-fir stands. Nearly all the trees in the study responded with increased growth and improved stress resistance.
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 ...
This publication describes raccoons and their habits. Explains what type of habitat they need and how you can provide habitat in your yard. Includes sources of additional information and fun facts.
This publication describes quail and their habits. It explains what type of habitat they need and how you can provide habitat in your yard. Includes sources of additional information and fun facts.
This publication describes squirrels and their habits. It explains what type of habitat they need and how you can provide habitat in your yard. Includes sources of additional information and fun facts.
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 ...
Degree-days measure the amount of heat accumulated over time. Researchers have used years of this data to develop models that help farmers and gardeners predict harvest dates and other important events in select ...
Nick Andrews, Leonard Coop, Heather Stoven, Heidi Noordijk, Aaron Heinrich |
Jan 2021 |
Extension Catalog publicationPeer reviewed (Orange level)