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RELATING TRENDS OF PRINCIPAL COMPONENTS TO TRENDS OF WATER-QUALITY CONSTITUENTS

✍ Scribed by Yun-Sheng Yu; Shimin Zou

Book ID
111427751
Publisher
American Water Resources Association
Year
1993
Tongue
English
Weight
163 KB
Volume
29
Category
Article
ISSN
1093-474X

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## Abstract A method is described for assessing the strength of evidence for differences in the trends in chemical concentrations in stream water between catchments. A smoothing spline technique is used to model changes in water quality as a result of changes in flow rates, seasonal effects and an