<http://webisa.webdatacommons.org/435651924>	<http://www.w3.org/ns/prov#value>	"Exposure to O3 alone has not yet been shown to reproduce the symptoms of the various types of spruce decline which have been identified in Europe." .
<http://webisa.webdatacommons.org/prov/431482019>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/435651924> .
<http://webisa.webdatacommons.org/435651924>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/435651924>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<soton.ac.uk> .