About: http://webisa.webdatacommons.org/374257317

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	Also, some heavy metals such as Cu are also essential micronutrients for plants, animals and humans.
http://www.w3.org/ns/prov#wasQuotedFrom	usda.gov