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Author

Title Evaluation of conceptual models of natural organic matter (humus) from a consideration of the chemical and biochemical processes of humification [electronic resource] / by Robert L. Wershaw.

Imprint

Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : U.S. Geological Survey, Information Services [distributor], 2004.

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Connect to http://purl.access.gpo.gov/GPO/LPS53163

Location	Call No.	OPAC Message	Status
Axe Federal Documents Online	I 19.42/4-4:2004-5121	---	Available

Series	Scientific investigations report ; 2004-5121
System Details	Mode of access: Internet at the USGS web site.
Note	Title from title screen (viewed on Sept. 09, 2004).
Bibliography	Includes bibliographical references.
Subject	Humification.
	Humus.
	Biodegradation.
	Soil chemistry.
Added Author	Geological Survey (U.S.)
Gpo Item No.	0624-B-02 (online)
Sudoc No.	I 19.42/4-4:2004-5121