"This is the best presentation I have seen on how all the pieces of soil health fit together, Doug Weatherbee does an excellent job".  

http://soildoctor.org/

Statement above and recommended viewing by:

Greg Brann
USDA/NRCS/TN Grazing and Soil Health Specialist
675 U.S. Courthouse
801 Broadway
Nashville, TN 37203
615-277-2569 office
615-330-0717 cell
615-277-2577 fax