Decker, 1996. Indiana Animal Disease Diagnostic Laboratory, Purdue University, Winter 1996 Newsletter Document reference Decker, D., 1996. Ammonia (Urea) Toxicosis In Ruminants. Indiana Animal Disease Diagnostic Laboratory, Purdue University, Winter 1996 NewsletterWeb https://www.addl.purdue.edu/newsletters/1996/winter/ammonia.shtmlCitation key Decker, 1996Datasheets Soybean hulls