Research Short Story

Soil Carbon Storage with Biosolids Land Application

Sep 08, 2017
By Bill Pan and Andy Bary, Washington State University Data mining a WSU soil vault has supported biosolids’ reputation for building soil organic matter.  A research paper recently published in Soil…
Research Short Story

USDA's W3170 Research Meeting Recap

Aug 16, 2017
By Sally Brown, University of Washington Under the auspices of the USDA CREES program, every year a group of scientists   get together to talk about their work related to municipal biosolids.  It is…
Research Short Story

Biosolids Recipe Testing

Jul 21, 2017
By Ryan Batjiaka, University of Washington Class A biosolids mixed with other ingredients can make the perfect soil amendment.  The biosolids supply organic matter and fertility.  You just need to…
Research Short Story

Next Generation Biosolids Blend Professionals

Jun 16, 2017
By Sally Brown, University of Washington Darlene Zabowski, the standard bearer for soils classes at the University of Washington retired in the spring of 2016. The process to replace her is underway…
Research Short Story

Determining Biosolids Application Rates

May 03, 2017
By Andy Bary, Washington State University-Puyallup Research & Extension Center Calculating application rates of biosolids for an agricultural land application program is one of the key steps for…
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Nitrous Oxide Emissions from Biosolids and Char Amended Soil

Feb 28, 2017
By Megan Plog, Sally Brown, & Andy Bary Nitrous oxide has held the threat to be the potential thorn in the side of beneficial use of biosolids.  It is a highly potent greenhouse gas, having…
Research Short Story

Improvement of Solonetzic Soils with Biosolids

Dec 14, 2016
Presented by: Kasia Caputa, PAg, SYLVIS Environmental Solonetzic soils contain high concentrations of soluble sodium relative to magnesium and calcium, which results in a high sodium adsorption…
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Renewable Resource for Renewable Fuel Crop

Nov 06, 2016
By Sally Brown, University of Washington Switchgrass is a high biomass crop that is a potential feedstock for cellulosic ethanol.  It is an environmentally friendly alternative to corn based ethanol…
Research Short Story

NRCS Phosphorus Index for OR and WA: Future Impact on Biosolids Management

Nov 06, 2016
By Dan Sullivan, Oregon State University I have been asked a lot of questions about the Natural Resources Conservation Service (NRCS) Phosphorus (P) Index lately.   Although I do not work for NRCS…
Research Short Story

Biosolids in Conservation Tillage

Nov 06, 2016
Bill Schillinger, Craig Cogger, and Andy Bary, Washington State University   Research in Washington State has demonstrated that biosolids applications can reverse the decline in soil organic matter…