D. trifida) germination and yield. Proc. 12th Annu. Meet. 

 Caribb. Food Crops Soc, Jamaica, pp. 52-56. 



(29) Migliori, A., and Cadilhac, B. 



1976. Contribution a I'etude de la maladie a virus de I'igname Dio- 

 scorea trifida en Guadeloupe. Ann. Phytopathol. 8(1) : 73-78. 



(30) Mohamed, N., and Mantell, S. H. 



1975. A preliminary study of a virus disease of yam foliage in the 

 eastern Caribbean. Proc. 13th Annu. Meet. Caribb. Food Crops 

 Soc, Trinidad. [In press.] 



(31) Panis, A., Ferran, A., and Torregrosa, J. P. 



1974. Les cochenilles des cultures vivrieres et fourrageres aux Antilles 

 et en Guyane Frangaises (Homoptera, Coccoidea). Rev. Zool. 

 Agric. Pathol. Veg. 73 : 22-27. 



(32) Ricci, P., Torregrosa, J. P., and Fournet, J. 



1974. Storage diseases of cush-cush yams in Guadeloupe. Proc. 12th 

 Annu. Meet. Caribb. Food Crops Soc, Jamaica, pp. 74-75. 



ACKNOWLEDGMENT 



The authors thank Van Courteney Ryce Henry for the use of 

 his doctoral thesis, ''Studies on Botanical and Agronomic Charac- 

 teristics in Cush-Cush (Dioscorea trifida L.f.)." 



26 



U.S. GOVERNMENT PRINTING OFFICE : 1978 O— 265-231 



