EQUIPMENT FOR FUMIGATING NURSERY STOCK IOI 



style, and hung with three heavy strap-iron hinges. 

 There should be a good strong bolt at top and bottom, 

 and a lock in the middle of the door. 



Another form, and very convenient house for firms 

 handling a million or more trees, is shown in Fig. 52. 

 It is built in one end of the packing-shed, and is 16 x 



i 



FIG. 54 SINGLE ROOM USED IN WINTER FOR GRAFTING 



13 x 9^ feet. There is another room the same size on 

 the opposite side of the building. These houses were 

 constructed so as to admit a wagon-load of trees at one 

 time. While a load is being fumigated in one side, 

 the other is being removed and everything is in readi- 

 ness for another charge. These rooms are really too 

 large, and it requires a great deal of cyanide to fumi- 



