Ward, G. S <br/><br/>
Manual of methods in aquatic environment research  part 6  toxicity tests / 
G. S. Ward and P. R. Parrish 
 - Rome :  FAO,  1982 
 - viii, 23 p. :  fig. ;  28 cm. 
 - FAO fisheries technical paper ;  no. 185 .
<br/><br/> This manual was prepaired as part of a cooperative project of the UNEP entitled "Effects of pollution on living Aquatic Resources and Scientific basis for monitoring" 
<br/><br/>Includes bibliographical reference: p. 22-23 
<br/><br/><label>ISBN: </label>9251011788 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aquatic ecology--Research<br/>Aquatic biology<br/>Ecology<br/>Aquatic habitats<br/>Fish culture<br/>Fishery policy<br/>Fishery research<br/>Fishery management
<br/><br/><label>Dewey Class. No.: </label>639.2