-48- 
Mexico 
Venezuela 
Brazil 
Egypt 
Costa Rica 
Alfonso Barapf, Avenida Insurgentes 171, San Jacinto, 
Mexico, D, I, 
C. H, Ballou, Departmento de Entomologia, Estacion 
Experimental de Agricultura, Haciento "Sosa", 
El Valle, Bis trito_ Federal, Caracas, Venezuela 
< 9 ■ ' . 
E. J. Hamhletoh, Servico Contrd a jpraga do Cafe, 
Instituto Biologido, Caixa Postal, 75, Campinas, 
-S^o Paulo, Brazil 
A. H. Rosenfeld,' Botanical and Plant Breeding Section, 
Ministry of Agriculture, El Giza* 
Luis Angel Salas E, , Assistant of the Agricultural 
Experiment Service, San Pedro de Oca 
