Frank V. Sances, former Post-graduate Research Assistant, University of California, Riverside, is now head of Pacific Agricultural Laboratories, San Diego County; Nick C. Toscano is Entomologist, Cooperative Extension, U.C., Riverside; Michael P. Hoffmann, former Staff Research Associate, South Coast Field Station, is now Graduate Research Assistant, Department of Entomology, U.C., Davis; Larry F. LaPr is a private environmental consultant; Cooperative Extension, U.C., Riverside. Marshall W. Johnson is Post-graduate Research Assistant, Department of Entomology, Cooperative Extension, U.C., Riverside. J. Blair Bailey is Entomologist, Cooperative Extension, U.C., Riverside.