Proceedings of the South Dakota Academy of Science, Volume - 62, Year - 1983

TABLE OF CONTENTS  

AUTHOR NAME  

PAGE

Minutes of the Sixty-Eighth Annual Meeting of the South Dakota Academy of Science  

5

Committee Reports  

6

Memorial Resolution for Gerard Osterhof  

9

Report of the Treasurer  

9

Membership Lists  

11

Presidential Address  

13

Senior Research Papers Presented at the Sixty-Eighth Annual Meeting of the South Dakota Academy of Science:

Additions to the Early Hemphillian (Miocene) Rattlesnake Fauna from Central Oregon.  

James E. Martin  

23

Distribution and Densities of Weed Species in Northern South Dakota Small Grain.  

W. E. Arnold and Duane Auch  

34

Conceptual Physics Errors in Fiction.  

Jack Weyland  

49

Student Scheduling in Biology Laboratories.  

Walter Morgan  

53

A Mathematical Model for Traffic Flow Through Road Network.  

Andrew E. Karantinos  

59

Geometry and Stratigraphic Relations of the Sioux Quartzite.  

John Paul Gries  

64

A Jurassic Lungfish (Dipnoi: Ceratodontidae) From Western South Dakota.  

John D. Pinsof  

75

Base Flow of Slate Creek, Central Black Hills.  

Perry H. Rahn  

80

Population Dynamics With Random Disasters.  

J. D. Patterson  

89

The Modelling of Solvent Effects: An Evaluation of the Solvation and Continuum Methods.  

Anthony J. Duben, Stanislav Miertus and Ondrej Kysel  

100

Irrigation-Water Classification Diagram for South Dakota.  

Neil C. Koch  

107

A Digital Model of Cxround-Water Flow and Solute Transport for Part of the Spearfish Valley Alluvial Aquifer, Lawrence County, South Dakota.  

Arden D. Davis  

115

Evaluation of Culture Conditions for Enumeration of Microorganisms on Corn Plant Material.  

James Nothnagel, Richard M. Luther and Ronald Stangeland  

129

Understory Herbage Production of Some Black Hills Soils.  

Gary D. Lemme and Daryle L. Bennett  

138

Animated Display of Wave Motion with the Atari 800.  

D. C. Hopkins  

145

Aquatic Bird Use of Wetlands in Brookings County, South Dakota.  

E. N. Brady and B. A. Giron Pendleton  

148

Effects of Dietary Dehydroepiandrosterone on Body Weight and Food Consumption in Lethal Yellow (AYIA-) and White-Bellied Agouti (A-IA-) Mice (strain 129/Sv.).  

Lisa D. Staber, Nels H. Granholm, and Peter J.Wilkin  

154

Nucleolar Volume Changes in Eucharis grandif lora, Planch.  During the Morphogenetic Shift to Flowering.  

Karen M. Kucharski and Gerald A. Myers  

163

Anatomical Studies During Floral Induction, Evocation and Initiation in Eucharis grandiflora, Planch., the Amazon Lily.  

Raphael T. Deba and Gerald A. Myers  

172

Abstracts of Papers Presented at the Senior Section  

189

Papers Published by Title Only  

214

Junior Academy Award Winners  

215