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Norman L. Christensen, Jerry F. Franklin, Jon A. Schmidt, Donald L. DeAngelis, Fred Swanson, Richard L. Hutto, David Pramer and William E. Williams
Bulletin of the Ecological Society of America
Vol. 68, No. 1 (Mar., 1987), pp. 51-60
Published by: Wiley
Stable URL: http://www.jstor.org/stable/20166568
Page Count: 10