About: http://webisa.webdatacommons.org/374710667

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Ammonia is a simple chemical that can be provided by farmers to the rumens of their dairy cows by feeding urea, which is relatively inexpensive compared to typical feed proteins.
http://www.w3.org/ns/prov#wasQuotedFrom	usda.gov