4 0
Aquatic toxicology and hazard assessment : proceedings of the fourth annual Symposium on Aquatic Toxicology : a symposium / 6 6 sponsored by ASTM Committee E-35 on Pesticides, American Society for Testing and Materials, Chicago, Ill., 16-17 Oct. 1979 ; D.R. Branson and K.L. Dickson, editors - - - 471 pages : illustrations 24 cm. - - - - - . - ASTM special technical publication ; 737 . - 0 . - . - ASTM special technical publication ; 737 0 .
Includes bibliographical references and index
5
5
2 = =
80-69760
2
2 --0------
6 --0-- 2 --------
0 2 --
--20------
Water;Water;Environmental impact analysis;Water quality bioassay ----Pollution;Environmental aspects;Congresses.;Pollution;Toxicology;Congresses.; Congresses;Congresses.------
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----2
/ 2
/ 2
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/
Aquatic toxicology and hazard assessment : proceedings of the fourth annual Symposium on Aquatic Toxicology : a symposium / 6 6 sponsored by ASTM Committee E-35 on Pesticides, American Society for Testing and Materials, Chicago, Ill., 16-17 Oct. 1979 ; D.R. Branson and K.L. Dickson, editors - - - 471 pages : illustrations 24 cm. - - - - - . - ASTM special technical publication ; 737 . - 0 . - . - ASTM special technical publication ; 737 0 .
Includes bibliographical references and index
5
5
2 = =
80-69760
2
2 --0------
6 --0-- 2 --------
0 2 --
--20------
Water;Water;Environmental impact analysis;Water quality bioassay ----Pollution;Environmental aspects;Congresses.;Pollution;Toxicology;Congresses.; Congresses;Congresses.------
--------20--
----2
/ 2
/ 2
/
/