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Showing 1 - 8 of 8 results.

Nitrogen-fixing trees “eat” rocks, play pivotal role in forest health

By tapping nutrients from bedrock, red alder trees play a key role in healthy forest ecosystems.

Chris Branam | Feb 25, 2019 | News Story

Predicting Nitrogen Availability from Organic Amendments: laboratory, Field, and Computer Stimulation

A study to improve the ability to predict nitrogen availability from organic soil amendments, including improved accuracy of Nitrogen availability estimates, to target amendment application rates to meet crop N needs.

Dan Sullivan, E.S. Gale, Delbert Hemphill, Craig Crogger, Andy Bary, E.A. Myhre | Apr 2018 | Publication

Tillage Method and Sowing Rate Relations for Dryland Spring Wheat, Barley, and Oat

Some farmers in the Inland Pacific Northwest have reported lower grain yield of spring cereals with no-till (NT) compared to conservation tillage (CT). A 4-year field study was conducted in a 12-inch annual precipitation zone to...

William Schillinger, Donald Wellsandt, Harry Schafer, Steve Schofstoll, Robert Papendick | Nov 2005 | Publication

Nitrogen Fertilizer: Where Does it Go?

Most Christmas tree growers fertilize with nitrogen (N) intending to improve tree color, growth, and ultimately value. Where does the fertilizer go after application? How much is actually taken up by the trees, stored in the ...

Chal Landgren, Michael Bondi, Steve Webster, Rick Fletcher | Jul 1994 | Article

Estimating Nitrogen & Dry Matter From Cover Crops

Cover crops are used by many farmers, but very few know how much nitrogen (N) or dry matter they are getting from their cover crops. There are some methods in the literature for estimating cover crop contributions. We are ...

Nick Andrews | Apr 2007 | Article

Dry Farming Oregon

Oregon State University is known for its College of Agricultural Sciences. The school offers 25 Major and Minor options that include but are not limited to Botany, Animal Sciences, and even Fermentation Sciences for you beer ...

Jan 2017 | Article

The ABC’s of NPK

Nitrogen Phosphorus Potassium

Lisa Ehle | Jun 2018 | Article

Dry Farming Collaborative: Innovating and adapting to a changing climate

In response to escalating concerns about climate change, drought, and reduced summer water availability, the OSU Small Farms Program launched the Dry Farming Project in 2014 with support from the USDA National Institute for Food ...

Amy Garrett | Oct 2017 | Article