<http://webisa.webdatacommons.org/132296193>	<http://www.w3.org/ns/prov#value>	"The soil pH for optimum phosphorus availability is 6.5 At high or neutral pH, phosphate reacts with calcium to form minerals, such as apatite." .
<http://webisa.webdatacommons.org/prov/431206729>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/132296193> .
<http://webisa.webdatacommons.org/132296193>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/132296193>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<hawaii.edu> .