<http://webisa.webdatacommons.org/prov/505878015>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/228057519> .
<http://webisa.webdatacommons.org/228057519>	<http://www.w3.org/ns/prov#value>	"Interpretive Summary: Exchanges of carbon dioxide between the soil, the plant, and the atmosphere are a critical part of the global environment." .
<http://webisa.webdatacommons.org/228057519>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/228057519>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<usda.gov> .
<http://webisa.webdatacommons.org/prov/199186285>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/228057519> .