<http://webisa.webdatacommons.org/prov/516207510>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/309092014> .
<http://webisa.webdatacommons.org/309092014>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/309092014>	<http://www.w3.org/ns/prov#value>	"The cycle of K is simpler and faster than of N and P, mainly because K is not part of any organic compound (Marschner, 1995)." .
<http://webisa.webdatacommons.org/309092014>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<scielo.br> .