<http://webisa.webdatacommons.org/280366742>	<http://www.w3.org/ns/prov#value>	"Researchers, including engineers, hydrologists, plant physiologists, research foresters, and soils experts, spent several years devising an experiment--a study so elaborate and labor intensive there is no way it could be duplicated today." .
<http://webisa.webdatacommons.org/280366742>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<fs.fed.us> .
<http://webisa.webdatacommons.org/prov/180650796>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/280366742> .
<http://webisa.webdatacommons.org/280366742>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .