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Sampling Dairy Manure and Compost for Nutrient Analysis

This guide describes how to obtain a representative sample of stockpiled dairy manure or dairy compost, select a reliable manure or compost testing laboratory, determine which lab analyses are needed (including total nitrogen, ...

Amber Moore | Jul 2015 | OSU Extension Catalog

Coffee grounds and soil trial

Popular gardening advice touts the benefits of coffee grounds for acid loving plants, as a slug repellant and soil amendment. Little research based information is available to back up many of these claims. From November 2008 to...

Jun 2009 | Educational Document

Soil Improvement and Cover Crop Resources for Small Farms

Even though different soils have some properties that cannot be changed, such as texture, soil quality can be improved by implementing good management strategies. Soils can be improved for water holding capacity, drainage, structure,...

Apr 2018 | Collection

OSU scientist helps war-torn island plan for future tsunamis

Jay Noller, a soil scientist from Oregon State University, is mapping evidence of tsunamis on war-torn Cyprus and helping the divided governments plan for a shared future.

Peg Herring | Apr 13, 2005 | News Story

Compost for blueberry plants: testing and tips

Compost is an acceptable amendment for blueberry plants, but it's important to test it before you apply it. Pay attention to pH and nutrient levels, and watch out for weeds.

Dan Sullivan | Mar 2015 | Article

Agricultural Composting Resources for Small Farms

This content collection covers various composting resources such as: introductory composting information, environmental considerations, using composted organic wastes on farms, composting at livestock operations, regulatory information for ...

Apr 2018 | Collection

Fruit tree site considerations

Climate, soil, water and chilling all effect which fruit trees will do best on your property. Here's what to consider.

Steve Renquist | May 2015 | Article

Composting: An Alternative for Livestock Manure Management and Disposal of Dead Animals

This publication compares composted and uncomposted manure; explains the composting process; describes equipment and strategies for composting; and lists uses, advantages, and drawbacks of compost. Discusses regulations, and briefly mentions methods for composting animal carcasses.

May 2012 | OSU Extension Catalog

Composting at Winter Green Farm Improves Soil Health and Protects Water Quality

In 1980 Jack Gray and Mary Jo Wade started Winter Green Farm just 20 miles west of Eugene, five years later Wali and Jabrila Via joined them and in 2009 long-time employees Chris Overbaugh and Shannon Shipp-Overbaugh also ...

Nick Andrews | Jul 2013 | Article

Composting and Blueberry Production

Blueberries are an increasingly common high-value crop for small farmers across Oregon. Research has shown that blueberries favor acidic soils that are high in organic matter. In Oregon, blueberries have traditionally been grown in ...

Ryan Costello | Mar 2010 | Article