Will N fertilizer run down soil organic matter

Simply put, the evidence is that nitrogen fertilizer results in a decline in soil organic matter is not supported by the evidence from long term field experiments, or from a recent meta-analysis of 56 Australia experiments on the effects of management interventions on soil carbon stocks.

This presentation was made at the Agronomy Community meetings held in Kingaroy, Dubbo, Bendigo and Adelaide during late July 2013.