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Proceedings of the South Dakota Academy of Science, Volume - 20, Year - 1940. |
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TABLE OF CONTENTS |
AUTHOR NAME |
PAGE |
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Twenty-fifth Annual Meeting |
|
4 |
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Business Session |
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4 |
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Membership List |
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8 |
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In Memorium - |
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Harry Victor Atkinson |
|
10 |
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Joseph Gladden Flutton |
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12 |
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Program |
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16 |
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Environments and Life DeveIopments--Preridential Address |
Walter V. Searight |
19 |
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Decomposition of Selenium-Cystine in Electrodialysis and Acid Hydrolysis. |
Alvin L. Moxon and Arnold E. Schaefer |
28 |
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pH Values of the Contents of the Gastro-Intestinal Tracts of Some Farm Animals. |
Oscar E. Olson |
34 |
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The Basicity of Water. |
L.S.Gurs |
42 |
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Teaching Water Analysis. |
A.R. Kendall |
46 |
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The Postnatal Development of the Young Striped Gopher or Ground Squirrel, Citellus Tridecemlineatus (or Petunia's Progeny). |
Thelma S. Erickson |
49 |
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Vitamin D Deficiency in the Rat. |
T. H. Sattler, H. Margulies, and H. D. McEwen |
53 |
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Magnetic Map of South Dakota Based on Data Taken by the United States Coast and Geodetic Survey. |
W. H. Jordan |
58 |
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A Comparison of the Relative Values of Two Methods of Teaching Laboratory Work in High School Cbemistry. |
ArnoId L. Stietjes and Arthur M. Pardee |
61 |
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The Effect of a Potassium-Low Diet on the Survival Time of Adrenalectomized Rats. |
Donald L. Alcott and H. Douglas McEwen |
70 |
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The Use of Kodachrome Slides in Teaching Biology. |
Leon C. Snyder |
74 |
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Sand and Gravel Deposits in South Dakota. |
Harold Buus |
75 |
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The Linkage Relations of Sex Factors to Two Adjacent Mutant Factors. |
Raymond J. Greb and Magnhild T. Greb |
79 |
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The Ability of Certain Common Trees to Withstand Drought in Southeastern South Dakota. |
Harold I. Maggrett |
84 |
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Protocols for Dilution Series Based on Geometrical Progressions. |
Edwin H. Shaw, Jr |
91 |
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Nitrate Content of Some South Dakota Plants. |
Oscar E. Olson and Eugene Whitehead |
96 |
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Suggestions for Making and Filing Microfilm Records. |
John K. Edwards |
102 |
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The Relationship Between Logic and Psychology. |
H.R. Fossler |
l08 |
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The Adsorption of Selenate and Selenite Selenium by Colloidal Ferric Hydroxide. |
Oscar E. Olson and Curtis W. Jensen |
115 |
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Intermediates Between Fertile and Sterile Shoots in Equisetum Arvense. |
John K. Edwards |
122 |
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The Goldenrods of South Dakota. |
Anna V. Bray, Orlin Biddulph, and H. Clyde Eyster |
124 |
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The Synthesis of Vitamin C by the Dairy Cow. |
G. C. Wallis |
128 |
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Oxygen Consumption in Male and Female Fly Drosophila Melanogaster. |
William G. Kucera |
131 |