A continuous flow system using fish and amphibian eggs for bioassay determinations on embryonic mortality and teratogenesis /

Issued Apr. 1977.

Bioassay of acephate-treated foliage on three instars of the Douglas-fir tussock moth /

Bibliography: p. 6-7.

Development of a sensitive bioassay to detect exposure to environmental estrogens /

"RR-86"

Bioassay of soil containing residues of chlorinated hydrocarbon insecticides : with special reference to control of Japanese beetle grubs /

Literature cited: p. 38-44.

Bioassay of clover wound tumor virus and the mycoplasmalike organisms of peach Western X and aster yellows /

Literature cited: p. 28-32.

Bioassay of Bacillus thuringiensis (Berliner) endotoxin using the tobacco budworm /

Issued May 1976.

Metal bioaccumulation in fishes and aquatic invertebrates : a literature review /

Mode of access: Internet.

Aqueous ammonia equilibrium : tabulation of percent un-ionized ammonia /

Mode of access: Internet.

Lake Erie nutrient control program : an assessment of its effectiveness in controlling lake eutrophication /

Mode of access: Internet.

Preimpoundment water quality of the Wild Rice River, Norman County, Minnesota /

Bibliography: p. 35-36.

Sediment toxicity in U.S. coastal waters.

"Donna D. Turgeon ... [et al.]"--P. 1.

An assessment of the water quality of the Rock River Basin derived from a biological investigation /

"Prepared for the Illinois Environmental Protection Agency."

An assessment of the water quality of the Cache River Basin derived from a biological investigation /

"Prepared for the Illinois Environmental Protection Agency."

Annual summary of biological investigations at Carlyle Lake.

"Annual report submitted to the U.S. Army Corps of Engineers, St. Louis District, St. Louis, Missouri."

Annual summary of biological investigations at Rend Lake.

"Annual report submitted to the U.S. Army Corps of Engineers, St. Louis District, St. Louis, Missouri."