About: http://webisa.webdatacommons.org/225613815

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	These contain minerals such as nitrogen, magnesium and potassium, along with micronutrients like selenium.
http://www.w3.org/ns/prov#wasQuotedFrom	akins.com