New approaches to the preservation of contaminants in water samples /

Jan. 1979.

Toxic trace metals in mammalian hair and nails /

"August 1979."

Airborne measurements of power plant plumes in West Virginia : Kammer and Mitchell power plants, 25 August-11 September 1975 /

"June 1979."

Macroinvertebrate sampling techniques for streams in semi-arid regions : comparison of the Surber method and a unit-effort traveling kick method /

Bibliography: p. 20-21.

A guide to rotifers of the Laurentian Great Lakes /

Mode of access: Internet.

Functional specifications for an advanced chromatography automation system /

Mode of access: Internet.

Distribution of phytoplankton in Maryland lakes /

Mode of access: Internet.

Distribution of phytoplankton in West Virginia lakes /

Mode of access: Internet.

Automated In Situ Water Quality Sensor Workshop, February 14-16, 1978 : [proceedings] /

Mode of access: Internet.

AERP status.

Mode of access: Internet.

Ethylmercury : formation in plant tissues and relation to methylmercury formation /

Mode of access: Internet.

General methods for remedial operations performance evaluations.

Mode of access: Internet.

Comparisons of models predicting ambient lake phosphorus concentrations /

Mode of access: Internet.

Benzene vapor depletion in the presence of plants /

Mode of access: Internet.

Distribution of phytoplankton in California lakes /

Mode of access: Internet.