978 resultados para Water pollution,
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"Supported by Federal Water Pollution Control Administration ... research fellowship F1-WP-21, 616, and Ford Foundation."
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Vita.
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"Supported by Federal Water Pollution Control Administration Research Project WP-00047.
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"Supported by Federal Water Pollution Control Administration Research Grant WP 1011."
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"Supported by Federal Water Pollution Control Administration ... research grant WP 01020."
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Mode of access: Internet.
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Mode of access: Internet.
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no.1. Hoosic River drainage basin: surface waters.--no.2. Upper Hudson River drainage basin except Hoosic River drainage basin.
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1st ed. (1944) published under title: Occupational hazards in the operation of sewage works.
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Mode of access: Internet.
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1. Newtown Creek drainage basin.--2. Chemung River drainage basin.
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Cover title: Petrochemical effluents treatment practices.