Proceedings of the South Dakota Academy of Science, Volume - 14, Year - 1928, 1930-34.

TABLE OF CONTENTS  

AUTHOR NAME  

PAGE

Foreword  

  

4

Thirteenth Annual Meeting  

  

5

Fourteenth Annual Meeting  

  

6

Fifteenth Annual Meeting  

  

6

Sixteenth Annual Meeting  

  

6

Seventeenth Annual Meeting  

  

7

Eighteenth Annual Meeting  

  

9

Nineteenth Annual Meeting  

  

10

Observations upon Yields of Crops.  

A. N. Hume  

12

Differential Characters of Grasshoppers.  

Gerald B.Spawn  

16

Polarity 'and Valence Bond.  

John DeVries  

19

Occurrence of C. Botulinum in S. Dak.  

Charles A.Hunter  

19

The gaterification of Glycerol with Monochloroacetic Acid and Trichloroacette Acid.  

Jack Helgeson and Edwin H. Shaw, Jr  

22

2, 3-Dihydroxypropyl-ma;loutc Ester and its N-Propyl Hamologue.  

Robert M. Leekley and Edwin H. Shaw,Jr  

27

Return of the Desert.  

J. Gladden Hutton  

29

Comparison of Methods for Determinati on of Hemoglobin.  

Robert Dunn and H. V. Atkinson  

36

Physiologic Effects of the Magnesium Ion and a Coloritmetric Method for its Determination in Blood Plasma.  

B. R. Serles  

37

Lommen Theory of Origin of Post-Coelenterate Phyla.  

Edw. P. Churchill  

43

Properties of Lubricating Oil.  

Alan P. Henry  

45

Quadruple Chick Embryos.  

Edw. P. Churchill  

49

Methods of Determination of Scurvy in Guinea Pigs.  

Minerva Kellogg  

54

Growth Curves of Seasons In Field Plat Experiments.  

K. H. Klages  

56

Rammed Earth In Building Construction.  

Ralph L. Patty  

61

Dissociation of Bacillus subtilis.  

Herbert C. Batson  

69

Bacteriological Examination of Sewage of Brookings Disposal Plant.  

Earnest A. Walker  

75