Microbial degradation and accumulation of pestcides in aquatic systems / 
by Doris F. Paris...[et al.] 
 - Oregon :  Environment Protection Agency,  1975 
 - v, 45 p. :  ill. ;  28 cm. 
 - Ecological research series .
<br/><br/> EPA-660/3-75-007 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pesticides--Analysis<br/>Surface active agents
<br/><br/><label>Dewey Class. No.: </label>668.65