About: http://webisa.webdatacommons.org/414884208

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	Calcium is an essential plant nutrient, thus the influx of Ca(2+) into plant cells is a critical process.
http://www.w3.org/ns/prov#wasQuotedFrom	usda.gov