A soil nitrate test measures the concentration of nitrate in the soil at a specific moment in time, including nitrate originating from organic inputs, fertilizer, and soil organic matter. This publication describes ...
Dan M. Sullivan, Nick Andrews, Aaron Heinrich, Ed Peachey, Linda Brewer |
Aug 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
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)
Eyespot is a fungal disease that causes losses of up to 50 percent in winter wheat fields. The disease is also called strawbreaker foot rot. Learn the steps you can take to keep eyespot of wheat from infecting fields, and to limit its spread.
Christina Hagerty, Duncan Kroese, Christopher C. Mundt, Adam F. Heesacker, Robert S. Zemetra |
Mar 2019 |
Extension Catalog publicationPeer reviewed (Orange level)
Scientists at Oregon State University have shed light on the evolutionary history of a soil-borne bacteria that is so dangerous to grazing animals it is kept behind lock-and-key to prevent its spread.
There are lots of gardening tasks to complete in April, including fertilizing your lawn and preparing soil and raised garden beds. Learn more in this guide.
Mar 2021 |
Article
Photo Credit: Danita Delimont - Adobe Stock (Cropped from original)
For Oregon gardeners, May is a busy month. It's time to check soil temperatures, establish irrigation systems, and to start planting flowers and vegetables. Learn more in this guide.
Hemp plants are susceptible to disease, especially at the early stages of development. Hemp growers can promote healthy plants by using high-quality seed and avoiding soil that is wet, dense or poorly drained.