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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

Guide to Oregon County Soil Survey Reports

An inventory of all the different kinds of soils in many Oregon counties is available. These inventories were made starting in the 1970’s by soil scientists of the U.S. Dept. of Agriculture Soil Conservation Service in ...

Brad Withrow-Robinson, Debra Zaveson | Dec 2007 | Article

OSU scientists report from Cyprus conflict

While Greek and Turkish Cypriots seek to resolve one of Europe's longest disputes, two scientists from Oregon State University are working to unite a divided country at ground level – through soil.

Peg Herring | Apr 27, 2004 | News Story

Keep those gray fuzzy strawberries in check

Proper watering and yearly renovation can help stem strawberry gray mold, also known as Botrytis fruit rot.

May 27, 2011 | News Story

Weed management for blueberry fields in the Pacific Northwest

Weeds are always a difficult problem in blueberry production! They start to show up shortly after transplanting, and tend to become more problematic as time goes on. There are, however, strategies that help to control weeds in...

Tim Miller | Mar 2015 | Article

Mold Control: Home Inspection Checklist

Guidelines for inspecting your home for sources of moisture and steps for control.

Jeanne Brandt, Susan Busler | Mar 2007 | Article