Illinois sport fishing survey.

"A mail survey of anglers who sport fished in Illinois between ... and ..."

Illinois state plumbing code : adopted as an advisory code of minimum standards of good plumbing practice, July 1, 1959 /

Pbk.

Illinois statewide electric utility plan : 1997-2017.

Cover title.

Illinois water monitoring strategy, 2007-2012.

"IEPA/BOW/07-005."--Cover.

Illinois trees : an identification and activity book.

This activity book is designed to supplement the information provided in the Illinois Trees poster from the Illinois Department of Natural Resources (IDNR). When using this book, students will become familiar with identification characteristics of leaves (page 2) and will be able to identify tree species by using a dichotomous key to these leaves (page 5). Students will also become familiar with traits of the tree species and key vocabulary words.

Illinois. Department of Public Health.

"12/95"--P. [4] of cover.

Incidence of female breast cancer in Du Page County, Illinois, 1986-1990 /

"July 1992."

Illinois' state symbols /

This activity book is designed to supplement your curriculum in a variety of ways. The information and activities can help you meet the following Illinois learning standards: 12.B.1a, 12.B.2b.

Kaskaskia River area assessment.

Vols. 1 and 3 published 2000; v. 2 and 4: 1999.

Land and water report /

Report year ends June 30.

Lower Des Plaines River area assessment.

Examines an area of 357.5 miles in northeast Illinois--much of which is a part of the Greater Chicago Metropolitan Region. The area includes eight subbasins, of which two have been designated a state Resource Rich Area.

Lower Rock River area assessment.

"Examines an area in northwestern Illinois formed by the Rock and Green River systems ... designated a state Resource Rich Area"--P. iii.

Low-flow frequencies of Illinois streams,

Bibliography: p. 308.

Lower Des Plaines River basin : an inventory of the region's resources /

"A project of the Critical Trends Assessment Program."

Management of small lakes and ponds in Illinois.

"Revised 1989."