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Closing the Loop: How Well Could Fertilizer Derived from Dairy Manure Meet Crop Nitrogen Demand in Whatcom County, Washington

Posted by Karen Hills | January 6, 2021
Manure can play a valuable role in crop production because of its ability to build soil fertility and soil health. Ironically, manure can pose a…

How Interested are Crop Farmers in Using a Fertilizer Derived from Dairy Manure?

Posted by Karen Hills | December 9, 2020
It used to be that livestock and crops were integrated on a single farm and manure provided an important source of fertility for crop production.…

A Fungus Among Us: Improving on Composted Digestate

Posted by embrey.bronstad | November 30, 2020
I really didn’t like this fungus joke at first. But it’s growing on me. And thank goodness for that, because fungus may just be a…

It’s All About the Critters: Who Can Remove Nitrogen from Dairy Waste?

Posted by embrey.bronstad | November 12, 2020
Here is an ammonia joke for you: Why do chemistry students like studying ammonia? Because it’s pretty basic stuff! So basic, in fact, that high…

Compost Emissions – More Than Just a Matter of Smell

Posted by Karen Hills | October 20, 2020
Composting organic waste is, in many ways, a win-win scenario. It diverts waste from the landfill, while creating a valuable soil amendment (explored in my…

Municipal Compost Use in Agriculture: A Question of Cost and Value

Posted by Karen Hills | September 23, 2020
Composting rather than landfilling organic waste, such as food waste and yard trimmings, has several benefits from a climate perspective. A recent study in Washington…

Boutique Biochars: Exploring Engineering Strategies to Increase Phosphate Adsorption

Posted by Karen Hills | August 10, 2020
Biochar is produced by pyrolysis of woody (technically, lignocellulosic) materials. By controlling the conditions under which it is produced, researchers can engineer biochar to be…

Check it out: Engagement as a Path Towards Greater Resilience to Climate Change

Posted by Sonia A. Hall | July 13, 2020
Our most recently published case study on resilience to climate change describes Brenda and Tony Richards’ family cow-calf operation in Murphy, Idaho. Over the last…

MAXIMIZE and minimize; Two Principles for Managing Soil Health.

Posted by Andrew McGuire | June 18, 2020
Soil health management can be distilled to two principles: Maximize photosynthesis & minimize tillage. These are principles; they do not tell you what practices you…

A New Method for Measuring Plant Available Water Capacity Helps Document Benefits of Biochar-Soil Mixtures

Posted by Karen Hills | May 18, 2020
Biochar has potential to draw down atmospheric carbon when applied to agricultural soils (as discussed in my previous article on this topic). There is currently…
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