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)
Photo: Oregon State University (Cropped from original)
From the myth of collapsing root balls to the myth of compost tea - learn the facts about a range of tips you may have heard through the years about healthy soil, pretty mulch, and more.
Growing a garden on your roof is an attractive alternative building method, but there's a lot to know before you start hauling soil to the top floor. Learn how vegetated roofs, also known as "green" roofs, can play an elevated role in the low-impact development landscape.
One of the first steps in siting a low-impact development facility is infiltration testing. Infiltration tests estimate the rate at which runoff will infiltrate, or pass through, native soil. An infiltration test, ...
Porous pavement allows runoff to move through the surface and into the soil beneath, reducing the volume of stormwater. Learn about porous asphalt, pervious concrete, permeable pavers and flexible paving systems and ...
Choose the right containers, soil and plants to keep your flowerpots blooming all season long. When choosing plants for container gardening, go for "thrillers," "fillers" and "spillers."
Amy Jo Detweiler |
Mar 2014 |
Article
Photo: from Landschoot, 2018 (Cropped from original)
Today, turfgrass is the single largest irrigated crop in the United States and covers three times the land area of any other cultivated crop. An estimated 40.5 million acres of grasses are planted in residential, commercial and...
A rain garden doesn't "grow" rain, but it does provide an attractive, effective way to manage runoff. Learn what it takes to make your own rain garden.
Vegetated filter strips are a stormwater management system designed to slow the speed of runoff, filter pollutants, and collect sediment. Learn design considerations and planting options for these low-maintenance, relatively inexpensive filtering facilities.