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Volume 65, Annual Issue (1958)

Front Matter

General Interest Articles

Research

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The Nature of Viola missouriensis Greene p. 96-101
Norman H. Russell

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Midwestern Population Studies of Viola papilionacea Pursh p. 102-109
Norman H. Russell and Jeanette Graham

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The Progression of Spring in Southeastern Iowa p. 113-117
Lloyd W. Biard and Carlo M. Ignoffo

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Salsola collina Pall., New to Iowa p. 118-121
William Schapaugh

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Iowa Diaportheae p. 128-130
J. C. Gilman and L. H. Tiffany

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Cholinesterase Inhibition in Vitro by Extracts of Potato p. 160-162
Wallace H. Orgell, Kunda A. Vaidya, and P. A. Dahm

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Growth and Differentiation of the Epidermal Wall p. 163-165
R. H. Schieferstein and W. E. Loomis

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The Effects of the Chemical Mutagen, Diepoxybutane, on Clintland Oats p. 184-189
Charles F. Murphy and Fred L. Patterson

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A Fen in Southwestern Missouri p. 206-207
Henry S. Conard

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Chemical Determination of Isoftavones p. 220-223
Edmund Cheng and Lester Yoder

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Recent Gypsum Exploration in Iowa p. 246-253
Fred H. Dorheim and Russell B. Campbell

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A Geologic Section in Hancock County, Iowa p. 267-270
Robert D. Michael

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The Buchanan Interglacial p. 271-273
E. J. Cable

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The Formation of Ice Platters p. 274-277
Robert Duncan Enzmann

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A Consideration of the Problem of Oriented Lakes p. 279-287
G. A. Rosenfeld and K. M. Hussey

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Fault at Five Springs Creek, Wyoming p. 295-298
John R. Wingert

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The Genesis of Pegrnatites p. 299-310
Robert Duncan Enzmann

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Use of Phosphates in Soil Stabilization p. 311-316
T. Demirel, J. V. Roegiers, and D. T. Davidson

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Further Studies of Loess in Iowa: Thickness, Clay Content, and Engineering Classification p. 317-322
J. A. Hansen Jr., A. R. Dahl, and D. T. Davidson

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Miniature Triaxial Shear Testing of a Quaternary Ammonium Chloride Stabilized Loess p. 323-331
J. M. Hoover, D. T. Davidson, and J. V. Roegiers

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Exceptional Values of Metric Density p. 335-339
N. F. G. Martin

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Principles of Fast Fission p. 348-351
Janet Paul

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Vocabulary and Achievement in Developmental Psychology p. 377-380
Don C. Charles and John A. Bath

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Comparison of Three Measures of Stuttering Severity p. 381-384
Dorothy Sherman, Martin Young, and Kenneth Gough

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A Preliminary Study on Foreign Personnel Selection p. 411-418
Herbert Paul Froehlich

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Prediction of Iowa Traffic Fatalities p. 419-421
Victor W. Bolie

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Effect of Speed on Steering Efficiency p. 432-435
A. R. Lauer and Virtus W. Suhr

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A Procedure for Determining the Relative Volume of Mitochondria in Hepatic Cells p. 436-448
Paul A. Meglitsch, Leland P. Johnson, Rodney A. Rogers, Frances R. Rogers, and Alison M. Meglitsch

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Rapid Nuclear Staining Method for Frozen Sections p. 450-454
Robert Dzmura and Peter Gray

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Antidiuretic Substance Levels in Rat plasma p. 455-457
Frederic A. Giere

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Influence of a Hypotensive Agent Upon Coronary Blood Flow and Cardiac Metabolism p. 458-462
Steven M. Horvath, Enid A. Farrand, and R. Farrand

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Ectopia Cordis in a 35 Day Old Human Embryo p. 467-473
E. V. Enzmann, J. C. Luly, and S. D. Miroyiannis

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The Entomobryiforrn Male Genital Plate p. 474-476
Kenneth Christiansen

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Pilot Knob Bog as a Habitat p. 546-553
Paul E. Smith and Richard V. Bovbjerg

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Effects of Weather Conditions on the Winter Activity of Mearns Cottontail p. 554-558
Ancel M. Johnson and George O. Hendrickson

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Utilization of Gizzard Shad By Game Fishes p. 571-579
Joseph H. Kutkuhn

Back Matter

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Author Index p. 587-587