The Tenth Annual Hawaii Papaya Industry Association Conference was held on September 19-21, 1974 at the Hilo Lagoon Hotel, Hilo, Hawaii. The papers contained in this proceedings are mainly from papers received from the speakers themselves. If there are any misrepresentation or misquotations, please understand that they may be due to editing errors rather than that of the author. The proceedings of this conference will serve as a guideline for future educational programs.