Wire Stem of Cabbage 



29 



500-cubic-centimeter bottle. This eliminated the danger of flooding, and 

 in addition supplied a means by which the working of the system could be 

 observed. It is obvious that after the water content had been adjusted 

 in each system, each would require about the same amount of water, 



Per cent of 

 damping-off 



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

 Hours after transplanting 



Figure 2. influence of different soil temperatures and soil moistures on 

 rate of damping-off of cabbage seedlings caused by corticium vagum 

 (table 9, trial ii) 



Soil moistures are given as percentages 



