Resultados de procura

Global environment series. : por Sivakumar, M.

Guidelines for drinking-water quality.

Water pollution : causes, effects and control / por Goel, P. K.

Water quality guidelines, standards, and health : assessment of risk and risk management for water-related infectious disease /

An electronic book accessible through the World Wide Web; click to view

Addendum, microbiological agents in drinking water

An electronic book accessible through the World Wide Web; click to view

States face pressure to assess more of the nation's waters and place more stringent clean water act limits on permittees por Hummel, Kimberly A.

An electronic book accessible through the World Wide Web; click to view

Monitoring bathing waters a practical guide to the design and implementation of assessments and monitoring programmes /

An electronic book accessible through the World Wide Web; click to view

Sustaining our water resources Water Science and Technology Board tenth anniversary symposium, November 9, 1992 /

An electronic book accessible through the World Wide Web; click to view

Water quality assessments a guide to the use of biota, sediments, and water in environmental monitoring /

An electronic book accessible through the World Wide Web; click to view

A review of the USGS National Water Quality Assessment Pilot Program

An electronic book accessible through the World Wide Web; click to view

Agriculture, hydrology, and water quality

An electronic book accessible through the World Wide Web; click to view

Water quality monitoring a practical guide to the design and implementation of freshwater quality studies and monitoring programmes /

An electronic book accessible through the World Wide Web; click to view

Coastal and fresh waters

An electronic book accessible through the World Wide Web; click to view

Confronting the nation's water problems the role of research /

An electronic book accessible through the World Wide Web; click to view

Guidelines for drinking-water quality

An electronic book accessible through the World Wide Web; click to view

Regional cooperation for water quality improvement in southwestern Pennsylvania

An electronic book accessible through the World Wide Web; click to view

Using statistical methods for water quality management issues, problems, and solutions / por McBride, Graham B., 1948-

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Ensayos toxicológicos y métodos de evaluación de calidad de aguas estandarización, intercalibración, resultados y aplicaciones /

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Swimming pools and similar environments

An electronic book accessible through the World Wide Web; click to view

Integrating multiscale observations of U.S. waters

An electronic book accessible through the World Wide Web; click to view