DIPPING AND FUMIGATION OF NURSERY STOCK 



31 



The lemon oil gave very poor results. 



TABLE 24. PEARS TREATED IN 1920 



All treatments gave good results. 



TABLE 25. PEACHES TREATED IN 1916 



All of the above treatments proved effective with the exception of one, 

 the 1-12, tops only, and the control in this case was 99.3 per cent. How- 

 ever, this is enough to reinfest the tree. 



TABLE 26. PEACHES TREATED IN 1917 



