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)
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)
Credit: Yacokchuk Olena, Adobe photo stock (Cropped from original)
Growing brassicas crops in Oregon and Washington requires whole-season management to control pests. Learn how integrated pest management can neutralize pests and improve crop yields.
Chris Hedstrom, Cynthia M. Ocamb, Nick Andrews, Kristine Buckland, Heidi Noordijk, Silvia I. Rondon |
Nov 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
Learn how to identify some common insects that prey on garden pests. See what they look like at various life stages, and learn how to encourage beneficial insects in your garden or nursery. Print this pocket guide on letter-size paper and cut pages as indicated to make a booklet.
Melissa Scherr, Robin Rosetta, Lloyd Nackley |
Mar 2021 |
Extension Catalog publicationPeer reviewed (Orange level)
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
Introducing beneficial insects to Christmas tree farms as part of an integrated pest management program may seem overwhelming. Where to begin? First step: Create habitat that attracts and sustains the beneficial insects.