Sulfur nutrition affects copper requirements

Larry L. Berger, Ph.D.
Salt Institute
Salt and Trace Minerals newsletter
Winter 1999 (Vol 31, No.2)
Sulfur is an essential nutrient, but its high concentration in many byproduct feeds has raised the risk of sulfur toxicity. Producers using these feeds may need to adjust their trace mineral supplements. In particular, sulfur affects the need for copper.