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Volume 70, Annual Issue (1963)

Front Matter

General Interest Articles

Research

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Dipsacus in lowa
Richard W. Pohl and E. P. Sylwester

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Ecesis of a Weed Flora
Richard W. Pohl and Walter Loomis

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Notes on Iowa Diatoms IV. : The Diatoms in a Northwest Iowa Fen
W. Randall Shobe, Eugene F. Stoermer, and John D. Dodd

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Notes on Fleshy Fungi in lowa
Virgil K. Howe, Lois H. Tiffany, and Harold S. McNabb Jr.

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Report on a Fungus Isolated From an Ozone Meter
Mary M. Vinje and James M. Vinje

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Media Sterilization With Propylene Oxide
Robert C. Goss and Jack L. Marr

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Viscosity of Silicate Melts
David M. Martin and Thomas D. McGee

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The Dipole Moment of Styrene
Joseph E. Plamondon, R. J. Buenker, Dennis J. Koopman, and Robert J. Dolter

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The Effect of Ferric Chloride on the Cadmium Reaction
Richard Bogan, Joseph Plamondon, and Kenneth W. Kraus

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Sulfonation of Bathophenanthroline and Bathocuproine
Richard L. Cryberg and Harvey Diehl

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Naturally Occurring Agglutinins for Pheasant Red Blood Cells
Paul Vohs Jr., Elizabeth A. Cerny, and A. O. Haugen

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The Scotch Grove Strath in Maquoketa River Valley, Iowa
James Hedges and George W. Darland Jr.

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Preliminary Investigation of the Little Sioux River Valley
David E. Pedersen and Robert A. Lohnes

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Photoelectro-Photometric Survey of Night Sky Conditions in the Vicinity of Iowa City
Satoshi Matsushima, J. R. Porter, Y. Terashita, and F. D. Ingram

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Acarine Fauna of Bird Nests
Ellis A. Hicks and Robert T. Brown

Science Education