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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 p. 82-85
A. L. Bakke and E. P. Sylwester

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Aquatic Monocotyledons of Iowa p. 89-91
Ernest O. Beal

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The Senecioneae, Cynareae, and Cichorieae of Iowa p. 98-111
Robert Austin Davidson

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Primeval Forest Types in lowa p. 112-116
William A. Dick-Peddie

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Additions to the Flora of Cedar County, Iowa p. 122-130
M. J. Fay and R. F. Thorne

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Notes on Iowa Vascular Plants p. 141-149
Martin L. Grant

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Boron in Relation to Water Balance in Plants p. 176-191
Genevieve Lukman Leaf

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The North Central Helicosporae p. 202-216
Royall T. Moore

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A Resurvey of the Violets of Iowa p. 217-227
Norman H. Russell

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Notes on Rare Iowa Plants p. 260-274
Robert F. Thorne

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Preparation and Some Properties of Manganese (II) Chlorate p. 285-289
F. E. Brown and J. D. Woods

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Relationship of Time of Therapy to Teratogeny in Maternal Avitaminosis E p. 290-299
Dorothy Wei Cheng and Byron H. Thomas

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Some Aspects of the Chemistry of Samarium (II) Compounds p. 300-303
Alexander I. Popov and Wesley W. Wendlandt

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Synthesis of 2,4-Heptadiene p. 304-307
Fred W. Raths and R. L. Shriner

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The Equilibrium Vapor Pressures of Some Carbon Disulfide Solutions p. 308-314
Robert H. Reed and James O. Osburn

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Analysis of Lithium p. 315-318
James D. Resnick, Robert W. Kiser, and J. Lester Dalton

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The Replacement of Aromatic Hydroxyl by Chlorine p. 319-324
Walter T. Smith Jr. and Louis Campanaro

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Devonian Outlier in Jackson County, Iowa p. 362-365
Fred H. Dorheim

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Properties of Two Profiles of the Hayden Series p. 366-372
A. J. Green and F. F. Riecken

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On the Curious Resemblance Between Fly Ash and Meteoritic Dust p. 373-379
R. L. Handy and D. T. Davidson

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Profile Properties of Some Loess-Derived Brunizem Soils of Southeastern Iowa p. 380-389
R. Hunter, F. F. Riecken, and J. E. McClelland

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Determination of Altitude with the Aneroid Barometer p. 393-398
C. W. Lane and J. B. Cooper

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Some Loessoid Deposits of Central Iowa p. 414-421
L. A. Thomas, K. A. Riggs Jr., and R. N. Tench

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Properties of Five Iowa Fine Sands p. 442-464
W. W. Williams, D. T. Davidson, and T. Y. Chu

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Bedrock Geology of Western Story County, Iowa p. 465-476
L. Zimmerman and L. A. Thomas

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Generalizations of Continuity p. 477-481
Buchanan Cargal

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A Cryptographic Machine p. 489-491
Harry Goheen

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Response Defined Anxiety and MMPI Variables p. 495-499
Harold P. Bechtoldt

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Training TV Teachers p. 510-513
Martin F. Fritz and John A. Greenlee

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A Note on Color Nomenclature p. 524-528
A. R. Lauer

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Respiratory Quotients of Intact Egg, Isolated Embryo and Embryo Homogenate p. 594-598
Joseph Hall Bodine and William Lionel West

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Ecology of the Raccoon in Central Iowa p. 616-620
J. L. Cabalka, R. R. Costa, and G. O. Hendrickson

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On the Duration of Nests of Formica obscuripes Forel p. 656-659
R. L. King and R. M. Sallee

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Crowing Cock Count p. 700-706
Richard C. Nomsen

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Toxic Algae in Iowa Lakes p. 738-746
Earl T. Rose

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Recent Status of the Beaver in Iowa p. 746-753
Glen C. Sanderson

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Biographical Note on Persoon p. 92-94
Chester R. Benjamin

Back Matter

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Index p. 771-780