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Creator:: Beckendorf, Gerald Walter
Abstract:: An attempt was made to demonstrate isozymic forms of esterase, MDH, LDH and GPDH and the variation in enzyme pattern with increasing age in the thoracic muscle, appendage muscle and hemolymph of the American cockroach, Periplaneta americana. Sampled specimens of both sexes were aged one through seven days, two weeks...
Resource Type:: Masters Thesis
Full Text:: indebted to Dr. W. P. Stephen, Professor of Entomology, for his patience and guidance throughout the

Creator:: Young, Conny Lee
Abstract:: The objectives of this study were: a) to obtain and evaluate equipment for bio-acoustical analysis for this work and for future work in the analysis of insect sounds, b) to study the acoustical and sexual behavior of Acheta domesticus L., and c) to determine methods for analyzing the changes effected...
Resource Type:: Masters Thesis
Full Text:: their assistance during the preparation of this thesis: To Dr. W. P. Stephen, my major professor, for

Creator:: Tweedy, David Graham
Abstract:: The purpose of the study was to determine an emergence rhythm, its period, and the developmental stages susceptible to emergence synchronization in the leafcutter bee Megachile rotundata (Fabricius). An attempt was made to determine if an oxygen consumption rhythm was present in the pupal and adult stages of the alkali...
Resource Type:: Masters Thesis
Full Text:: professor, Dr. W. P. Stephen, Professor of Entomology, Oregon State University, for guidance, advice, and

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