<http://aims.fao.org/aos/agrovoc/xDef_1328253157303>	<http://purl.org/dc/terms/created>	"2010-10-31T00:00:00Z"^^<http://www.w3.org/2001/XMLSchema#dateTime> .
<http://aims.fao.org/aos/agrovoc/xDef_1328253157303>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#value>	"A measure of the acidity of a solution, determined as the negative logarithm of the hydrogen ion concentration, on a scale from 0 to 14."@en .
<http://aims.fao.org/aos/agrovoc/xDef_1328253157303>	<http://purl.org/dc/terms/source>	<http://www.science-dictionary.com/definition/pH.html> .
<http://aims.fao.org/aos/agrovoc/xDef_1328253157303>	<http://purl.org/dc/terms/modified>	"2010-10-31T00:00:00Z"^^<http://www.w3.org/2001/XMLSchema#dateTime> .