Managing habitat for grassland birds: a guide for Wisconsin

http://www.npwrc.usgs.gov/resource/birds/wiscbird/index.htm

Guide to identification, selection, and management of grassland habitats in Wisconsin to conserve the populations of grassland birds. Includes glossary, references, bird lists, graphs, and maps.

by Sample, David W.; Mossman, Michael J.; Wisconsin Department of Natural Resources; and Northern Prairie Wildlife Research Center (Sponsor)