Table 1. --Effect of hot-water and New Im- 

 proved Ceresan treatments of Debonair cormels, as 

 indicated by number of corms produced and per cent 

 of corms rotted. 



Table 2. --Effect of hot-water and New Im- 

 provedCeresan treatments of Spic and Span cormels, 

 as indicated by number of corms produced and per 

 cent of corms rotted. 



Table 3. --Effect of hot-water and New Im- 

 provedCeresan treatments of Margaret Fulton corm- 

 els, as indicated by number of corms produced and 

 per cent of corms rotted. 



Fig. 2. --Colonies of Fusarium oxysporum f. 

 gladioli isolate 55 -31 developed from inoculum exposed 

 to room temperature (upper left), 135 degrees F. for 

 15 minutes (upper right), 135 degrees for 30 minutes 

 (lower left), and 135 degrees for 60 minutes (lower 

 right). 



Fig. 3. --Colonies of Fusarium oxysporum f. 

 gladioli isolate 55 -28 developed from inoculum exposed 

 to room temperature (upper left), 137 degrees F. for 

 15 minutes (upper right), 137 degrees for 30 minutes 

 (lower left), and 137 degrees for 60 minutes (lower 

 right). 



