Organic Farming Systems and Nutrient Management


Soil Quality

In 2004 we began a series of measurements to assess selected soil physical and biological properties in a variety of cropping and management systems. Measurements include bulk density, soil compaction, soil organic matter, and aggregate stability. Biological measurements began in 2005.

Progress Report: Soil Quality, updated October 2007 (pdf)

 

Soil photos

Department of Crops and Soils, Contact Us, Comment on Website
WSU Puyallup Research Center, 7612 Pioneer Way E, Washington State University, Puyallup, WA, 98371