The Potomac River basin : geographic history - rainfall and stream flow - pollution, typhoid fever, and character of water - relation of soils and forest cover to quality and quantity of surface water - effect of industrial wastes on fishes

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• 主题词：无
• 责任者：Parker ; Horatio Newton
• 出版者：U.S. G.P.O
• 出版年：1907
• 出版地：Washington, D.C. :
• 出版日期：1907-01-01
• 价格：200
• 分类号：492.06
• 语言：eng

摘要

Includes bibliographical references (p. 348) and index.