Sources and transport of phosphorus and nitrogen during low-flow conditions in the Tualatin River, Oregon, 1991-93 [microform] / by Valerie J. Kelly, Dennis D. Lynch, and Stewart A. Rounds ; prepared in cooperation with the Unified Sewerage Agency of Washington County, Oregon.

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Bibliographic Details
Main Author:	Kelly, Valerie J.
Corporate Authors:	Washington County (Or.). Unified Sewerage Agency, Geological Survey (U.S.)
Other Authors:	Lynch, Dennis D., Rounds, Stewart
Format:	Government Document Microfilm Book
Language:	English
Published:	[Portland, Or.] : Denver, CO : U.S. Dept. of the Interior, U.S. Geological Survey ; Branch of Information Services [distributor], 1999.
Series:	U.S. Geological Survey open-file report ; 99-232.
Subjects:	Water quality > Oregon > Tualatin River. Phosphorus > Environmental aspects > Oregon > Tualatin River. Nitrogen > Environmental aspects > Oregon > Tualatin River.

Norlin Library - Government Information - Microform

Holdings details from Norlin Library - Government Information - Microform
Call Number:	I 19.76:99-232
I 19.76:99-232	Restricted Place a Hold