Water classification and protection
Subtitle: backgrounder.
Contributors: Oregon. Dept. of Forestry.
Edition: Rev.
Publisher: Oregon Dept. of Forestry
Published: 1993
Place of publication: [Salem, Or.]
Language: eng
Subjects: Riparian ecology -- Oregon.; Riparian areas -- Management -- Oregon.
Notes: Title from cover.

"Rev. 9/93"--P. [4].