Many home gardeners put much effort into attracting bees to their summer flower and vegetable gardens. But it's just as important to be bee-friendly in the fall and winter. Here's how to do it.
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.
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 ...
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 ...
Poisonous plants are a major cause of economic loss to the livestock industry. Two poisonous plants common to Oregon are poison hemlock and Western water hemlock. Ingestion of either by humans or livestock typically results in death.
The monthly grazing capacity of a pasture can be stated as animal unit months, AUM for short. It is calculated by estimating the amount of forage an animal eats each day — 2.5% to 3% of its body weight — times 30 days.
Many varieties of tall fescue and perennial ryegrass are infected with a fungal endophyte. Endophytes produce bioactive compounds that, while beneficial to the host plants, can be toxic to livestock that consume ...
Gene Pirelli, Nicole Anderson, A. Morrie Craig, Carolyn A. Young |
Nov 2016 |
Extension Catalog publicationPeer reviewed (Orange level)