About: http://webisa.webdatacommons.org/256281175

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	Manganese, we see,as well as being necessary, can be toxic, especially in diets or soils that are deficient in copper, zinc, and perhaps iron.
http://www.w3.org/ns/prov#wasQuotedFrom	soilminerals.com