20 



FARMERS BULLETIN 845. 



spray in the spring if the insect is to be controlled. In any case 

 thorouglmess is a prime essential if good results are to be secured. 



All poor or hollow trees should be removed, and if badly mfested 

 woodland is near by, the orchard trees should be banded with the 

 sticky substance previously mentioned or with the now tree-banding 



-Spraying trees So feet high with high-power sprayer. Note ihorougli distrihuUon of poison on 

 plate (9) located at top of tree. (Worthley.) 



