THE O^s'IOX SPOT DISEASE 



159 



heat at all^ and bins which have contained diseased 

 onions should be disinfected by spraying or dusting with 

 some fungicide before they are again used. It has been 

 suggested that sprinkling the bulbs with dry, air-slaked 

 lime might 23reyent the spread of the disease. 



Dr. Thaxters article upon this disease may be 

 found in the report of the Connecticut Experiment Sta- 

 tion for 1889 (pp. 163-165). 



