Wetland prairies of the Willamette Valley, among the rarest of Oregon’s ecosystems, are threatened by invasion of woody species and non-native pest species. Because fire has been important in maintaining Willamette Valley prairies for at least 1000 years, prescribed burning is a top choice of managers for preventing encroachment of...
Concerns about the extent to which major Pacific Northwest floods over the last decade might have been exacerbated by logging have heightened the need for a better scientific understanding of the role of forest maturity on snow accumulation and melt. To address this need, a multi-scale field and modeling study...
The American Fisheries Society (AFS) recognizes the need for conservative and robust management of Pacific rockfishes because of naturally low population growth, the overfished state of many of the stocks, and complex nature of the mixed-stock fisheries (60-plus species). The AFS recommends that catch information be collected on a species-specific...
This publication highlights hand-scalping, mulch mats, and herbicides as weed management methods to improve conifer seedling survival and growth. The focus here is on grass dominated environments. All these methods are in use on small woodland properties. Other weed control methods, including grazing and manual brush removal, are discussed in...
Bird conservation plan prepared by Oregon / Washington Partners in Flight containg strategies for the long-term maintenance of healthy bird populations in the Columbia Plateau of Eastern Washington and Oregon.
Published March 2000. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog