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Manual for Judging Oregon Soils

Covers soil basics such as soil formation, horizons, properties (including textural classes), profiles, site characteristics and evaluation, and the influences of soil characteristics on management decisions. Provides interpretation guides ...

Nov 1996 | OSU Extension Catalog

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

Living on The Land: Soil Health Principles

This publication is part of the Living on the Land series. It provides concise information on to ensure you have healthy, productive soil. Topics include cover crops and role that bacteria, fungi, nematodes and worms play in ...

Brian Tuck | Oct 2015 | 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

Improving Garden Soils with Organic Matter

This publication will help you understand the importance of soil organic matter levels to good plant performance. It also contains suggestions for suitable soil amendments. Any soil, no matter how compacted, can be improved by ...

Dan Sullivan, Linda Brewer, Neil Bell | May 2003 | OSU Extension Catalog

A Guide to Collecting Soil Samples for Farms and Gardens

Laboratory soil tests help you develop your soil and increase crop production by providing information on available nutrient content. Soil testing helps you select the correct kind and amount of fertilizer and liming material. ...

Melissa Fery, Jeff Choate | Oct 2018 | 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

Acidifying Soil in Landscapes and Gardens East of the Cascades

Explains the importance of soil pH to plant growth, shows symptoms of plants growing in soil with high pH, and discusses how to modify soil to help maples, rhododendrons, blueberries, fruit trees, and other acid-loving plants thrive in your garden and landscape.

Sep 2006 | OSU Extension Catalog

Analytical Laboratories Serving Oregon

This guide can be useful for commercial growers, gardeners, and homeowners who wish to use soil, plant, and water analyses to help them make decisions about the use of soil amendments and other management actions. Some may ...

Darrin Walenta, Clare Sullivan, Leticia Henderson (Varelas), Linda Brewer | Jun 2017 | OSU Extension Catalog

Acidifying Soil for Blueberries and Ornamental Plants in the Yard and Garden: West of the Cascade Mountain Range in Oregon and Washington

This publication explains the importance of soil acidity to plant growth and discusses how to modify it to ensure that rhododendrons, blueberries, and other acid-loving plants thrive in your garden.

Neil Bell | Apr 2003 | OSU Extension Catalog