Received for publication Juris 9, 1972. Appreciation is expressed to the Upjohn Company for the cycloheximide, to Mobil Oil Company for the Mobileaf anti-transpirant, and to Colloidal Products Company for the surfactant, Regulaid, used in these studies. The assistance of Mary Anne Fisher for the rate hygrometer measurements is gratefully acknowledged. This work was supported by a grant from the California Olive Administrative Committee, Federal Marketing Order No. 932.
Professor of Pomology, Post Graduate Research Pomologist, and Staff Research Associate in Pomology.