Natural history of the bird-voiced treefrog (Hyla avivoca) and green treefrog (Hyla cinerea) in southern Illinois /

"September 1999."

News and actitivies, 2001-2003 /

Includes a brief overview of highlights for FY 2001-2003, with a detailed look at four areas: 1) invasive species; 2) data and data analysis; 3) protecting and restoring Illinois habitats; 4) education and outreach.

Oil and gas.

Last printed issue was no.747/752. Available on web based only.

Orchard insect and disease conditions ...

Mimeographed.

Participation in a household hazardous waste collection drive and "before" and "after" public knowledge and disposal practices : Champaign County : technical report /

"HWRIC RR-025."

Prairie Parklands area assessment.

Examines 1,477 square miles in northeastern Illinois that historically was open prairie with a park-like appearance of scattered trees. The area encompasses 25 subbasins along the Illinois, Des Plaines, and Kankakee rivers, of which 8 have been designated a state Resource Rich Area.

Programs and services /

Describes grants-in-aid programs of the Bureau's Division of Energy Conservation and Alternative Energy and the Bureau's Division of Recycling and Waste Reduction.

Results of the Illinois trapper survey.

Cover title.

Results of the ... Illinois waterfowl hunter survey.

"Job no. 101.3."

Results of the 2006-2007 Illinois non-resident hunter harvest survey : job completion report /

Stacy A. Lischka & William L. Anderson, principal investigators.

Seasonal and daily microhabitat selection by Illinois stream fishes /

"Final report 10 June 1982."

Sinkhole Plain area assessment.

"Examines a karst/cave area in southwestern Illinois bordering the Mississippi River ... designated a state Resource Rich Area."--P. iii.

Spoon River area assessment.

"Examines the Spoon River basin in west central Illinois"--P. iii.

State survey of home economics education : final report /

Mode of access: Internet.

Status and functions of isolated wetlands in Illinois /

"IP733038"--Page 2 of cover.