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Volume 14, Annual Issue (1907)

Front Matter

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Title Page - Letter of Transmittal p. vii-viii
L. S. Ross

General Interest Articles

Research

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Iowa Erysiphaceae p. 15-46
J. P. Anderson

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Notes on the Algae of Iowa p. 47-84
Robert Earle Buchanan

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Homology of Tissues of Ferns p. 85-87
Henry S. Conard

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Studies in Karyokinesis p. 107-113
James Ellis Gow

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Some Municipal Water Problems p. 115-146
L. H. Pammel

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A Catalogue of the Poisonous Plants of Iowa p. 147-176
L. H. Pammel and Estelle D. Fogel

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Some Features of Iowa Ground Waters p. 187-199
W. S. Hendrixson

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The Determination of Silica p. 201-211
Nicholas Knight

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Tertiary Terranes of New Mexico p. 223-228
Charles R. Keyes

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The Loess of the Missouri River p. 237-256
B. Shimek

Back Matter