About: http://webisa.webdatacommons.org/289471582

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	of leaf samples annually from commercial orchards, nurseries and other sites
http://www.w3.org/ns/prov#wasQuotedFrom	usda.gov