Proceedings of the South Dakota Academy of Science, Volume - 66, Year - 1987

TABLE OF CONTENTS  

AUTHOR NAME  

PAGE

Minutes of the Seventy-Second Annual Meeting of the South Dakota Academy of Science  

5

Committee Reports  

7

Report of the Treasurer  

10

Membership Lists  

12

Presidential Address  

15

Senior Research Papers Presented at the Seventy-Second Annual Meeting of the South Dakota Academy of Science:

Quaking Aspen Management in the Black Hills.  

Steven P. Riley  

24

 Design Reliability Considering Fluctuating Harmonic Load.  

Karel Silovsky  

33

 Parasites of Three Rodent Species from South Dakota and Their Distributions.  

Glenn E. Kietzmann  

45

The Number of Loci Controlling Vernalization in Several Winter Wheat Cultivar Differing in Level of Winterhardiness.  

Jeffrey L. Gellner  

48

Gradient Analysis and Description of a Transition Zone Prairie in Eastern South Dakota.  

Robert Tatina  

51

Dental Ontogeny of Juvenile Pliauchenia magnilontis (Mammalia, Camelidae) from the Miocene of South Dakota.  

James A. Effinger and James E. Martin  

65

A Study of Oleoresin Canals in Echinacea purpurea (L.) Moench.  

Jon C. Caster and Gerald A. Myers  

71

Salinity Effect on Blue Grama (Bouteloua gracilis) Growth in the Greenhouse.  

E. M. White and F. R.Gartner  

76

Organogenesis in Infloresence Cultures of Indiangrass (Sorghastrum nutans (L.) Nash.)  

K.S. Yao, C.H.Chen and C. R. McMullen  

85

Abstracts of Papers Presented at the Senior Section  

90

Paper Published by Title Only  

122

Junior Academy Award Winners  

123