955 resultados para Viral pollution of water.


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Contents. --v. 1. [Hearing at] Sioux City, Iowa, March 23-24, 1959.-- v. 2. [Hearing at] St. Joseph, Missouri, July 27-30, 1959.

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"Held under the provisions of Section 8 of the Federal Water Pollution Control Act"--v. 1, p. 3.

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"Presented at the Water quality management training course conducted by the Water Supply and Pollution Control Training Program, Robert A. Taft Sanitary Engineering Center, Cincinnati, Ohio, March 4, 1963."