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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

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

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

Post-Harvest Soil Nitrate Testing for Manured Cropping Systems West of the Cascades

Describes the use of postharvest soil nitrate testing as a tool for assessing nitrogen management in manured cropping systems west of the Cascades. The first section gives general information on the test and is designed for use...

Dan Sullivan | May 2003 | OSU Extension Catalog

Soil Nitrate Testing for Willamette Valley Vegetable Production

A soil nitrate test measures the concentration of nitrate in the soil at a specific moment in time, including nitrate originating from organic inputs, fertilizer, and soil organic matter. This publication describes how to use ...

Dan Sullivan, Ed Peachey, Aaron Heinrich, Linda Brewer, Nick Andrews | Jan 2019 | OSU Extension Catalog

Nutrient and Soil Health Management for Sweet Corn (Western Oregon)

This guide integrates recommendations for nutrient management with cover cropping practices that promote soil health. Recommendations for nutrient rate, source, timing and placement for nitrogen, phosphorus, potassium, sulfur, calcium, ...

Dan Sullivan, Ed Peachey, Aaron Heinrich, Linda Brewer | Jan 2020 | OSU Extension Catalog

Monitoring Soil Nutrients Using a Management Unit Approach

Focuses on how to design a soil nutrient monitoring strategy using management units or zones for soil testing and nutrient application. This approach is designed to provide better information to make nutrient management decisions ...

Dan Sullivan | Oct 2003 | OSU Extension Catalog

Using the Nitrogen Mineralization Soil Test to Predict Spring Fertilizer N Rate for Soft White Winter Wheat Grown in Western Oregon

Soft white winter wheat is grown in western Oregon and requires a spring application of nitrogen (N) fertilizer for optimum production. Determining the amount of N to apply has been a challenge for growers. Wheat obtains N ...

Nicole Anderson | Nov 2010 | OSU Extension Catalog

Interpreting Compost Analyses

Compost can return nutrients and organic matter to the soil, a proven practice for soil health enhancement. It can improve crop growth and provide environmental benefits by improving soil tilth and the soil’s capacity to absorb...

Dan Sullivan, Linda Brewer | Oct 2018 | OSU Extension Catalog

Worksheet for Calculating Biosolids Application Rates in Agriculture

Biosolids are a byproduct of municipal wastewater treatment. Raw sewage solids must be processed to meet U.S. Environmental Protection Agency standards before they can be called biosolids. This worksheet provides step-by-step ...

Dan Sullivan | Sep 2018 | OSU Extension Catalog