FORTY-THIRD ANNUAL REPORT. 



119 



The large black squash bug, or stink bug, not only feeds on vines but 

 probably also carries the wilt. It may be trapped on cold nights under 

 pieces of board and dropped into a can of water, having a little kerosene 

 on top. i 



PKEPARATION OF SPRAY MIXTURES. 



STRONG LIME-SULPHUR. 



Strong lime-sulphur to be used on dormant trees or bushes for scale 

 insects, can be prepared in three ways : 



A HOME COOKING PLANT. 



An outfit for the cooking of the lime-sulphur at home. Water supply tank on the left. The 

 cooking Is done in barrels Into which are extended perforated steam pipes. The steam is sup- 

 plied by traction boiler. 



By the old formula. 



By reducing with water "the home-made" concentrated wash. 

 By reducing with water the "commercial" concentrated wash. 

 The "Old formula" has been used for many years with good results 

 and is very satisfactory. The formula is as follows: 



Lump lime 20 pounds 



Sulphur (flour) 15 pounds 



Water (hot) to make 50 gallons 



