Biological Stream Characterization (BSC) : a biological assessment of Illinois stream quality /

"IEPA/WPC/89-275"--Cover.

Biological stream characterization (BSC): biological assessment of Illinois stream quality through 1993 /

"November 1996."

Citizen stream monitoring : a manual for Illinois /

"ILENR/RE-WR-90/18."

Data collection methods and summaries for the assessment of stream water quality in the Vermilion River Basin (Wabash River), 2001 /

Cover title.

Evaluation of Illinois sieved stream sediment data, 1982-1995 : staff report /

At head of cover title: Illinois Environmental Protection Agency, Bureau of Land.

Evaluation of accident prediction and hazard index formulas for railroad highway crossings : final report /

"Final report July 1998 through July 2000"--Technical report documentation page.

Evaluation of Illinois stream sediment data, 1974-1980 /

"IEPA/WPC/84-004."-- Cover.

Feasibility of a systematic approach to water quality management in Illinois : annual report of stream/lake classification project /

Pbk.

Integrating multiple taxa in a biological stream rating system.

"This report is based largely on work done by Leslie Bol and Leon Hinz of the Illinois Natural History Survey, and Ann Marie Holtrop of the IDNR. Their work was funded by IDNR through the Illinois State Wildlife Grant Program (T-20-P-001)." -- acknowledgments.

Land-use contribution to in-stream constituent loadings /

Bibliography: p. 18.

Landscaping techniques and materials for urban Illinois stream corridors and wetland edges : final report /

"Project: 91/087."

Managing the waste stream : background information for planning source separation programs : final report /

"Printed: July 1989."

Mechanisms for stream corridor protection : final report /

"Printed: August 1989."

On the relationship between in-stream turbidity and on-field soil loss /

Cover title.

Photo enforcement at highway-rail grade crossings : 2001 status report to the General Assembly.

"#546r"--Colophon.