Freshwater biology and pollution ecology
Subtitle: training manual
By: Ralph M. Sinclair, manual production coordinator
Contributors: Sinclair, Ralph M; United States. Environmental Protection Agency
Publisher: reproduced [and] distributed by NTIS, National Technical Information Service, U.S. Dept. of Commerce
Published: 1973
Place of publication: Springfield, Va
Language: eng
Subjects: Freshwater biology; Freshwater ecology; Water -- Pollution; Ecology -- Laboratory manuals
Notes: Report no. EPA-430/1-73-006

"PB-224 201"

Includes bibliographical references