Applicability of ambient toxicity testing to national or regional water-quality assessment
By: by John F. Elder.
Series: U.S. Geological Survey circular ;; 1049
Publisher: U.S. G.P.O.
Published: 1990
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 49
Subjects: Water quality bioassay.; Toxicity testing.
Notes: Includes bibliographical references (p. 30-42).