Freshwater micro-ecosystem development and testing of substitute chemicals
By: by Allan R. Isensee and Ronald S. Yockim.
Contributors: Yockim, Ronald S.; Environmental Research Laboratory (Duluth, Minn.)
Series: Research reporting series -- EPA-600/3-80-008
Publisher: Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency; Available to the public through the National Technical Information Service
Published: 1980
Place of publication: Duluth; Springfield, Va
Language: eng
Number of pages: 28
Subjects: Aquatic ecology.; Aquatic biology.; Pesticides -- Toxicology.; Pesticides -- Biodegradation.
Notes: "January 1980."

"Contract no. EPA-IA6-05-5811."

Bibliography: p. 27.