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Volume 60, Annual Issue (1953)

Front Matter

General Interest Articles

Research

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Seed Retention of Some Prairie Plants
A. L. Bakke and E. P. Sylwester

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Primeval Forest Types in lowa
William A. Dick-Peddie

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Notes on Rare Iowa Plants
Robert F. Thorne

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Some Aspects of the Chemistry of Samarium (II) Compounds
Alexander I. Popov and Wesley W. Wendlandt

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Synthesis of 2,4-Heptadiene
Fred W. Raths and R. L. Shriner

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Analysis of Lithium
James D. Resnick, Robert W. Kiser, and J. Lester Dalton

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The Replacement of Aromatic Hydroxyl by Chlorine
Walter T. Smith Jr. and Louis Campanaro

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Some Loessoid Deposits of Central Iowa
L. A. Thomas, K. A. Riggs Jr., and R. N. Tench

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Properties of Five Iowa Fine Sands
W. W. Williams, D. T. Davidson, and T. Y. Chu

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Bedrock Geology of Western Story County, Iowa
L. Zimmerman and L. A. Thomas

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Training TV Teachers
Martin F. Fritz and John A. Greenlee

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Ecology of the Raccoon in Central Iowa
J. L. Cabalka, R. R. Costa, and G. O. Hendrickson

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Crowing Cock Count
Richard C. Nomsen

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Biographical Note on Persoon
Chester R. Benjamin

Back Matter