Illinois mineral industry 1993-1996 and a report on water resources of Illinois /

Includes bibliographical references (p. 40-41)

Illinois Institute of Natural Resources project list : January 1, 1981.

Includes index.

Illinois resources.

Mode of access: Internet.

Illinois State directory of resources and services of the Illinois State plan for the treatment and prevention of alcohol abuse and alcoholism.

Mode of access: Internet.

Illinois statewide electric utility plan : optioning resources for the future, 1992-2012.

"ILENR/RE-SP-91/02-1-3."

Illinois water resources : an overview /

Cover title.

Inventory of Illinois surface water resources /

Title from cover.

Inventory of resource rich areas in Illinois : an evaluation of ecological resources /

"IDNR/EEA-96/08"--T.p. verso.

Jo Daviess County surface water resources /

"June, 1971."

Landowners guide to natural resources management incentives /

"November 1994."

Kane County surface water resources /

"April 1968."

Kankakee County surface water resources /

"March, 1968."

Landowners guide to natural resources management incentives /

"May 1997-Jim Edgar, Governor-State of Illinois"

Landowners guide to natural resources management incentives /

"September 2002."

Land treatment using plant-soil ecosystems to purify wastewater and recycle resources.

Cover title.