About: http://webisa.webdatacommons.org/162758572

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	?????????????? A ?? ???????????????????? ???? ???????????????????? cation such as calcium that is adsorbed onto a surface, usually clay or humus and is capable of being easily replaced by another cation such as potassium.
http://www.w3.org/ns/prov#wasQuotedFrom	babylon.com