Missouri Academy of Science
Transactions

Volume 23
Editor: Harry J. Sauer, Jr.

Food for the 21st Century - R. Mitchell	1

Enzymatic Comparison of Three Species of Crayfish - S.J. Fuller, A.J. Mellon,M.W. Mosher, and K.E. Parker	7

Commercializing High Erucic Acid Oil Crops - D.L. Van Dyne and M.G. Blase	13

An Occurrence of Astraeospontia in the Calloway Limestone Cedar Valley Formation (Middle Devonian) of Central Missouri - G.H. Fraunfelter	23

The Jack Ranch Fold Near South Pass Wyoming - Its Geometry, Orientation, and Relation to the Contact of the Sweetwater Granite - J.L. Nold	31

A Shortcut to the Relational Database Design - H. Pournaghshband	39

Phase Transition Studies in Liquid Crystals EBBA and MBAA at Microwave Frequencies - J.N. Dahiya	47

Noncontact Profilometer - R. Anderson	57

Influence of Age and Other Effects on Preferences for Rural Services in Southwest Missouri - J.B. Wirth	65

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