Plant Available Sulfur in Biosolids

By Eliza Smith, Oregon State University

The Soil Fertility Specialist at Oregon State, Amber Moore, and research assistant Eliza Smith, in collaboration with Dan Sullivan, Nutrient Management Specialist at OSU, and Andy Bary, Soil Scientist at WSU, are working on a project entitled, “Plant-available S release from biosolids”.  The objective of the project is to investigate the amount and timing of plant-available sulfur release from biosolids produced by different technologies. 

City of Port Townsend, WA

By Maile Lono-Batura, Northwest Biosolids

What is the first thing you do to celebrate the start of winter break with your kid?  You take them on a tour of the inner workings of how treatment plants create biosolids from what we flush.  While visiting the beautiful town of Port Townsend, John Merchant welcomed us to take a tour of their facility.  Maybe I have a skewed version of what to do to start a vacation, however, I know for a fact that my kid walked away with these kernels of wastewater wisdom: