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Soil Test Interpretation Guide

This publication provides an overview of soil testing and general guidelines for interpreting soil test results for nitrogen, phosphorus, sulfur, potassium, calcium, magnesium, boron, zinc, copper, manganese, iron, molybdenum, chloride, ...

Dan Sullivan | Jul 2011 | OSU Extension Catalog

Willamette Valley Soil Quality Card

Use in conjunction with the Willamette Valley Soil Quality Card Guide (EM 8710), which includes detailed information about each indicator listed on the Soil Quality Card. Designed to assess current soil quality conditions, record ...

Jun 1998 | OSU Extension Catalog

Willamette Valley Soil Quality Card Guide

Designed to supplement the Willamette Valley Soil Quality Card (EM 8711) by providing additional information on soil quality indicators. For each soil quality indicator, the guide contains a description, explanation of why the ...

Jun 1998 | OSU Extension Catalog

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

Best Management Practices for Maintaining Soil Productivity in the Douglas-fir Region

This publication is a reference guide for forest soils productivity and management. Main topics include (1) understanding and managing risk, (2) soil characteristics that affect productivity, (3) soil survey information for forestland ...

Sam Angima | Apr 2011 | 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

Soil Organic Matter as a Soil Health Indicator: Sampling, Testing and Interpretation

Testing for soil organic matter helps you monitor soil health over time. Good soil management practices can improve soil organic matter in three to five years.

Dan Sullivan, Amber Moore, Linda Brewer | Aug 2019 | 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

Managing Salt-Affected Soils for Crop Production

This publication describes the soil tests commonly used in evaluating salt-affected soils in the western United States and gives general guidelines for test interpretation. It will help readers: (1) understand how sodium, calcium, ...

Dan Sullivan | Nov 2007 | OSU Extension Catalog

Soft White Winter Wheat (Western Oregon) Nutrient Management Guide

Gives nutrient and lime recommendations for soft white winter wheat in western Oregon. Also discusses: impact of diseases, such as take-all root rot, on crop yield; planting in poorly drained soil; soils and settings for wheat ...

Richard Roseberg, Nicole Anderson | Jul 2011 | OSU Extension Catalog