Tag Archives: organic carbon

Soil levels of organic carbon & nitrogen have declined following 50 yrs of synthetic nitrogen fertilization – the dark side of nitrogen fertilizers

Published on Mar 2, 2010

This video describes how 50 years of synthetic nitrogen fertilization has decreased soil organic matter in the Morrow Plots, the oldest experiment field in the U.S. Shown speaking is Richard Mulvaney, Professor of Soil Fertility at the University of Illinois. For more information about the study, go to http://jeq.scijournals.org/cgi/reprin… and http://www.nitrogennews.com.