Invasive annual grasses are a threat to the Great Basin desert ecosystem. They compromise habitat diversity for important wildlife species such as the greater sage-grouse. They shorten the grazing season for ...
Fara Brummer, Peter Schreder, Grace Haskins, Jason Jaeger |
Feb 2018 |
Extension Catalog publicationPeer reviewed (Orange level)
Russian olive trees are fast-growing plants that since the 1950s have become invasive throughout many areas of the Inland Pacific Northwest, particularly in riparian ecosystems. They form impenetrable masses, create ...
Covers the history of yellow starthistle (Centaurea solstitialis L.) invasion of the Pacific Northwest and describes current infestation levels in Oregon and Washington. Provides basic information regarding yellow ...
Larry L. Larson, Roger Sheley, Michael McInnis, Gary Kiemnec |
Jan 2008 |
Extension Catalog publicationPeer reviewed (Orange level)
These best practices for wells, ponds and other water systems can help you secure a safe, reliable water supply and help to ensure that we protect our streams, lakes and groundwater. This is one of a series...
Pacific Northwest blueberry growers must identify and control a number of bacterial and fungal diseases in order to ensure the highest yields. Fortunately, only a few of the diseases that occur on highbush blueberry in this region cause significant losses when left unchecked.
Jay W. Pscheidt, Jerry Weiland |
Mar 2015 |
Article
Invasive plants disrupt ecosystems and have no place in streamside gardens. But these plants can be tempting because of their showy flowers and cheap prices.
Candace Stoughton, Low Impact Development Specialist, gives a tour of the East Multnomah Soil & Water Conservation District building and the many demonstration projects on the grounds that soak up stormwater