546 
Nursery Stock anp FUMIGATION. 
Every nurseryman now finds a fumigatorium as necessary a 
part of his equipment as seeds, buds, and grafts. 
The young trees should be subjected to fumigation before being 
distributed far and wide, as hydrocyanic gas is the only satisfactory 
and inexpensive method known at present for the destruction of 
such persistent pests as the San Jose scale, while, when properly 
Fumigation Chamber for Imported Nursery Stock and Fruit—Fremantle. 
