This publication describes the use of postharvest soil nitrate testing as a tool for assessment of nitrogen (N) management in manured cropping systems west of the Cascade Mountains in Oregon, Washington, and south coastal British Columbia.
Dan M. Sullivan, Craig G. Cogger, Andy I. Bary, Shabtai Bittman, Linda Brewer |
Mar 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
Photo from Flickr by Stephen Mills, CC BU-NC 2.0. (Cropped from original)
Silage corn is an excellent feed for dairy cattle because of its high dry-matter yield, energy content and palatability. This guide provides nutrient and lime recommendations for silage corn established after ...
Dan M. Sullivan, Troy Downing, Linda Brewer, John M. Hart |
Mar 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
Barley is a useful rotation crop that grows well in the Willamette Valley. But the region's craft beers and spirits generally use malting barley shipped from elsewhere. Can growers and brewers capitalize on ...
Betsy Verhoeven, Scott Fisk, Ryan Graebner, Laura Helgerson, Brigid Meints, Pat Hayes |
May 2019 |
Extension Catalog publicationPeer reviewed (Orange level)
Poisonous plants in pastures and hay pose a hazard to livestock. Learn how to identify toxic plants and what steps you can take to prevent livestock from consuming them.
Tansy ragwort, an invasive weed that can harm certain types of livestock, is making a comeback in western Oregon. Find out how to control it and protect your animals.
Shelby Filley, Andy Hulting, Gene Pirelli, Eric Coombs |
Aug 2011 |
Article
Photo Credit: Hulsh Of Pictures - Adobe Stock (Cropped from original)
Q: We have wheat planted and along our fence line we have an infestation of tansy ragwort. Is it a good time to cut the flowers off, bag them, and leave the plant; or should I spray it? The neighbor across the road has...