Clambey, Gary K.; Pemble, Richard H. (ed.) / The prairie: past, present, and future : proceedings of the Ninth North American Prairie Conference, held July 29 to August 1, 1984, Moorhead, Minnesota
Schennum, Wayne E.
A comprehensive survey for prairie remnants in Iowa: methods and preliminary results, pp. 163-168 PDF (3.8 MB)
Copyright 1986, Tri-College University Center for Environmental Studies.| For information on re-use see: http://digital.library.wisc.edu/1711.dl/Copyright