Wire Stem of Cabbage 



39 



in the moisture content were slight and did not alter the results, as will 

 be seen when they are compared with those in the other trials. In all 

 the trials except VII and VIII (tables 10 and 11), a moisture content of 

 18 per cent was too low to support growth. Apparently the soil in trial 



Per cent of 

 damping-off 



100- 

 80 

 60 

 40 

 20 



loo 



80 

 60 

 40 

 20 

 

 100 

 80 

 (id 

 40 

 20-1 







££% 



Temperature JO. 5-13 



Temperature 79 - £0. 5 ° 



.£&% 



Temperature 8Z -£3.5 



20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 

 Hours after inoculation 



FlGl BE 8. INFLUENCE OF DIFFERENT SOIL TEMPERATURES AND SOIL MOISTURES ON 

 RATE OF DAMPING-OFF OF CABBAGE SEEDLINGS CAUSED BY CORTICIUM VAGUM 

 (TABLE 11, TRIAL VIIl) 



Soil moistures are given as percentages 



