978 resultados para Water pollution,


Relevância:

60.00% 60.00%

Publicador:

Resumo:

"Supported by Federal Water Pollution Control Administration ... research fellowship F1-WP-21, 616, and Ford Foundation."

Relevância:

60.00% 60.00%

Publicador:

Resumo:

"Supported by Federal Water Pollution Control Administration Research Project WP-00047.

Relevância:

60.00% 60.00%

Publicador:

Resumo:

"Supported by Federal Water Pollution Control Administration Research Grant WP 1011."

Relevância:

60.00% 60.00%

Publicador:

Resumo:

"Supported by Federal Water Pollution Control Administration ... research grant WP 01020."

Relevância:

60.00% 60.00%

Publicador:

Resumo:

Mode of access: Internet.

Relevância:

60.00% 60.00%

Publicador:

Resumo:

no.1. Hoosic River drainage basin: surface waters.--no.2. Upper Hudson River drainage basin except Hoosic River drainage basin.

Relevância:

60.00% 60.00%

Publicador:

Resumo:

1st ed. (1944) published under title: Occupational hazards in the operation of sewage works.

Relevância:

60.00% 60.00%

Publicador:

Resumo:

Cover title.

Relevância:

60.00% 60.00%

Publicador:

Resumo:

Cover title.

Relevância:

60.00% 60.00%

Publicador:

Resumo:

Cover title.

Relevância:

60.00% 60.00%

Publicador:

Resumo:

Mode of access: Internet.

Relevância:

60.00% 60.00%

Publicador:

Resumo:

1. Newtown Creek drainage basin.--2. Chemung River drainage basin.

Relevância:

60.00% 60.00%

Publicador:

Resumo:

Cover title: Petrochemical effluents treatment practices.