Describes an experimental setup using a microcomputer for demonstrating the circadian movement of petioles. Discusses experiments that were performed using this apparatus and factors that relate to these plant movements. Includes graphs that have been obtained. (CW)

This catalog was prepared for the Department of Vocational Career Development of Georgia State University as a supplementary manual to its recently developed catalog of courses. It is a survey of available literature on a wide variety of technical subjects formerly not included in traditional vocational or technical education in Georgia. Included…