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Influence of Natural Factors on the Quality of Midwestern Streams and Rivers

U.S. Geological Survey Water Resources Investigations Report 00-4288

 

by Stephen D. Porter, Mitchell A. Harris, and Stephen J. Kalkhoff

 

CONTENTS

Abstract

Introduction

Natural Factors Influence Chemical Indicators of Water Quality

Natural Factors Influence Biological Indicators of Water Quality

Implications for Water-Quality Monitoring and Assessment

References Cited


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