Understanding natural wetlands
By: D. Smith and J.A. Moore.
Contributors: Moore, James A. 1939- ; Oregon State University. Extension Service.
Series: EC / Oregon State University Extension Service -- 1407.; Extension circular (Oregon State University. Extension Service) -- 1407.
Publisher: Oregon State University Extension Service
Published: 1992
Place of publication: [Corvallis, Or.]
Language: eng
Subjects: Wetlands.
Notes: Title from caption.

"April 1992."

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