Feasibility of a systematic approach to water quality management in Illinois
Subtitle: annual report of stream/lake classification project
By: by Institute for Environmental Studies, University of Illinois at Urbana-Champaign.
Series: IIEQ document ;; no. 77/35
Publisher: State of Illinois, Institute for Environmental Quality
Published: 1977
Place of publication: Chicago
Language: eng
Number of pages: 133
Subjects: Water quality management -- Illinois.
Notes: Bibliography: p. 128-133.