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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 (U.S. Geological Survey open-file report ; 99-232)

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 (U.S. Geological Survey open-file report ; 99-232)
Microform図書
1999<YCA-I 19.76:99-232>
National Diet Library
  • Subject HeadingWater quality -- Oregon -- Tualatin River Phosphorus -- Environmental a...

Modeling discharge, temperature, and water quality in the Tualatin River, Oregon [microform] / by Stewart A. Rounds, Tamara M. Wood, and Dennis D. Lynch ; prepared in cooperation with the Unified Sewerage Agency of Washington County, Oregon (Open-file report ; 98-186)

Modeling discharge, temperature, and water quality in the Tualatin River, Oregon [microform] / by Stewart A. Rounds, Tamara M. Wood, and Dennis D. Lynch ; prepared in cooperation with the Unified Sewerage Agency of Washington County, Oregon (Open-file report ; 98-186)
Microform図書
1998<YCA-I 19.76:98-186>
National Diet Library
  • Subject HeadingWater quality -- Oregon -- Tualatin River -- Mathematical models Stream...

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