<http://webisa.webdatacommons.org/369612254>	<http://www.w3.org/ns/prov#value>	"Problems are encountered in alkaline soils when sodium occurs or accumulates and forms salts such as sodium bicarbonate and sodium carbonate." .
<http://webisa.webdatacommons.org/prov/151309077>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/369612254> .
<http://webisa.webdatacommons.org/369612254>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/369612254>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<soilquality.org.au> .
<http://webisa.webdatacommons.org/prov/354641696>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/369612254> .