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VIRGINIA JOURNAL OF SCIENCE

OFFICIAL PUBLICATION OF THE VIRGINIA ACADEMY OF SCIENCE

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Vol. 42                                                   No. 2                                              Summer 1991

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                          TABLE OF CONTENTS
ARTICLES                                                                                                        PAGE
ABSTRACTS OF PAPERS, Sixty-ninth Annual Meeting of the Virginia Academy of Science, May 21-24, 1991,
Virginia Polytechnic Institute and State University,
Blacksburg, VA.

Aeronautical and Aerospace Sciences   
155
Agricultural Sciences 157
Archaeology 157
Astronomy, Mathematics and Physics 160
Biology 165
Botany 179
Chemistry 192
Computer Sciences 208
Education 209
Engineering 212
Environmental Sciences 213
Geology 218
Materials Science 223
Medical Sciences 230
Microbiology 244
Psychology 252
Statistics 259
Symposium - Biotechnology at Work 265
IVEY F. LEWIS DISTINGUISHED SERVICE AWARD 268
ACADEMY FELLOW 270
ACADEMY MINUTES
Executive Committee-March 2, 1991
Council Meeting-March 2, 1991

272
275
SMALL GRANT AWARDS 283
JUNIOR ACADEMY AWARDS 284
LATE ABSTRACTS 294
AUTHOR INDEX 299