A productive alfalfa crop removes significant quantities of macronutrients and small amounts of micronutrients from the soil. A complete fertilizer program is essential to ensure a highly productive, long-lived stand.
David Hannaway, Mylen Bohle, Daniel Miles, Yitian Lin, Brianna Randow |
Sep 2019 |
Article
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)
Credit: Cade Martin, Centers for Disease Control (Cropped from original)
Nitrate can contaminate well water, leading to serious health conditions. Learn how to prevent nitrate from getting in your well and how to remove nitrate from your drinking water.
Veronica Irvin, Molly Kile, Chrissy Lucas, Laura Neilson, Lilly Anderson |
Jun 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
Renovating and reseeding a pasture requires time, money and a little luck. There are many ways to go about it, but if you begin the planning process in the spring, you’ll thank yourself in the fall.
In parts of Oregon, pasture forage for grazing livestock is lacking early in the growing season. That forces livestock producers to rely on costly harvested forages for supplemental feed. There is another option. Research has ...
A critical but often overlooked step in the development of a comprehensive grazing management plan is a well-defined monitoring program for evaluating progress toward management objectives.