Using forest knowledge: how silviculture can benefit from ecological knowledge systems about beargrass harvesting sites

U.S. Pacific Northwest Research Station Gen. Tech. Rep. PNW-GTR-912 2015 Sustaining the health, diversity, and productivity of national forests and grasslands is the mission of the U.S. Department of Agriculture (USDA) Forest Service. Yet managing these lands is challenging because people hold different expectations for them. Public uses can include: • Recreation (scenery, trails, bicycle […]

Fingerprints of a forest fungus: Swiss needle cast, carbon isotopes, carbohydrates, and growth in Douglas-fir

U.S. Forest Service Pacific Northwest Research Station Science Findings November 2014 Swiss needle cast is caused by a fungus native to the Pacific Northwest. Its host is Douglas-fir, an iconic evergreen tree in the region. The fungus does not kill its host, but it adversely affects the tree’s growth. Scientists with the Pacific Northwest Research […]