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Volume 92, Number 4 (1985)

Issue cover date: September 1985

Front Matter

General Interest Article

Research

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Ecology of Iowa Drosophila I. Lowland Forest p. 121-124
Neil J. Jennings, Edward Pilkington, and Robert D. Seager

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Flora and Phytogeographical History of Ledges State Park, Boone County, Iowa p. 137-143
Cindy L. Johnson-Groh and Donald R. Farrar

Back Matter