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Soil Acidity in Oregon: Understanding and Using Concepts for Crop Production

Soil acidity, expressed by low soil pH, causes reduced crop growth and significant economic loss. It is the most commonly overlooked and poorly understood yield-limiting factor in western Oregon and a developing concern in eastern...

Dan Sullivan, Andy Hulting, Nicole Anderson | Jul 2013 | OSU Extension Catalog

Acidifying Soil for Crop Production: Inland Pacific Northwest

Explains the relationship between high soil pH and nutrient deficiencies in crop plants. Color photos illustrate symptoms of pH-induced nutrient deficiency. Explains the causes of high soil pH and presents step-by-step instructions for lowering pH.

Don Wysocki | Sep 2007 | OSU Extension Catalog

Applying Lime to Raise Soil pH for Crop Production (Western Oregon)

This publication describes how to estimate lime application rate and lists criteria for choosing liming materials (source), lime application method (placement), and how often to apply lime (frequency).

Dan Sullivan, Gene Pirelli, Nicole Anderson | May 2013 | OSU Extension Catalog

Acidifying Soil for Crop Production West of the Cascade Mountains (Western Oregon and Washington)

Explains the relationship between high soil pH and nutrient deficiencies in blueberries, rhododendrons, azaleas, and other ornamental crops. Color photos illustrate symptoms of pH-induced nutrient deficiency. Presents step-by-step instructions...

Feb 2004 | OSU Extension Catalog

Fertilizing with Manure and Other Organic Amendments

Are you thinking about using manure to fertilize your farm but want more information? Properly managed manure applications recycle nutrients to crops, improve soil quality, and protect water quality. From deciding whether manure is ...

Dan Sullivan | Jun 2016 | OSU Extension Catalog

Some Garden Myths and What Research Has to Say

From the myth of collapsing root balls to 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.

Richard Little | Feb 2014 | Article

Grow your own Christmas chestnuts

If you’ve ever dreamed of roasting chestnuts by an open fire, you might want to consider growing your own.

Dec 16, 2005 | News Story

Seasonal Changes affect Poultry

As we move into the fall months, cool weather will soon arrive, and the rain will once again fall in western Oregon. There are special considerations for the poultry flock during these months of changing conditions. First of...

James Hermes | Oct 2007 | Article