Key considerations for using biochar in manure management.

While the history of biochar use in agriculture reaches back at least 2.500 years to the Amazonian terra preta  soils , modern intensive farming is not widely utilising this knowledge. Many farmers are still unfamiliar with the benefits of biochar and how it can be used in agriculture.  By Oregon Department of Forestry - https://www.flickr.com/photos/oregondepartmentofforestry/16637208254/, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=87685933 What is it? Biocha