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The Phosphorus Dilemma

Explains water-quality issues related to excess phosphorus in surface waters. Provides specific ways for homeowners, commercial property managers, irrigated row crop growers, dryland farmers, ranchers, and confined animal ...

Chelsey L. Iida, Clinton Shock | Oct 2007 | Extension Catalog publication Peer reviewed (Orange level)

Estimating Plant-Available Nitrogen Release from Cover Crops

This publication assists western Oregon farmers and agricultural professionals in determining the nitrogen fertilizer replacement value of winter cover crops. Includes information on plant-available nitrogen (PAN) basics; a ...

Dan M. Sullivan, Nick Andrews, Linda Brewer | Aug 2020 | Extension Catalog publication Peer reviewed (Orange level)

Tree Buffers Along Streams on Western Oregon Farmland

Explores a variety of options for protecting anadromous fish populations in western Oregon river systems while being mindful of trade-offs between farmland production and fisheries and wildlife values. Identifies physical...

William H. Emmingham, Badege Bishaw, William Rogers | Oct 2005 | Extension Catalog publication Peer reviewed (Orange level)

Sampling Dairy Manure and Compost for Nutrient Analysis

This guide describes how to obtain a representative sample of stockpiled dairy manure or dairy compost, select a reliable manure or compost testing laboratory, determine which lab analyses are needed (including total...

Amber Moore, Mario de Haro-Marti, Lide Chen | Jul 2015 | Extension Catalog publication Peer reviewed (Orange level)

A Guide to Riparian Tree and Shrub Planting in the Willamette Valley: Steps to Success

A step-by-step guide to riparian tree and shrub planting in the Willamette Valley. Provides information on project planning, plant materials, site preparation, planting techniques, site maintenance, and monitoring and ...

Brad Withrow-Robinson, Max Bennett, Glenn Ahrens | Oct 2011 | Extension Catalog publication Peer reviewed (Orange level)

Performance of Hard Red Winter Wheat in Late-Planted Fallow

This publication describes results of field research on the performance of hard red winter wheat cultivars in a late-planted fallow system in the low-precipitation zone of Oregon and Washington.

Larry Lutcher, Clare Sullivan, Michael D. Flowers, Christopher C. Mundt, Don Wysocki, Karl E. L. Rhinhart, Juliet Marshall | Jun 2020 | Extension Catalog publication Peer reviewed (Orange level)

Vegetative Filter Strips Near Surface Water in the Pacific Northwest

Discusses the benefits of vegetative filter strips between agricultural, forestry, or other disturbed areas and surface water, such as drainage ditches and streams. Considers challenges to effective vegetative filter ...

Jed B. Colquhoun, Ryan D. Lins, Charles Cole | Aug 2008 | Extension Catalog publication Peer reviewed (Orange level)

What do the long-term experiments in the dryland Pacific Northwest tell us?

A review and explanation of the long-term experiments at the Columbia Basin Agricultural Research Center (CBARC) over many years. The goals are how to work and protect the dryland soil over time so that healthy...

Santosh Shiwakoti, Valtcho Jeliazkov | Aug 2020 | Extension Catalog publication Peer reviewed (Orange level)

Eyespot of Wheat: How to identify and control this common fungal disease

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 publication Peer reviewed (Orange level)