INSECTS OF THE PEAR 



263 



first spray should be supplied just as the buds begin to open 

 and the second just after the petals fall. Black Leaf 40 



FIG. 112. The pear showing injury to the blossom clusters due to the work of 

 the thrips. (After Parrott, New York Agricultural Experiment Station.) 



- 



at the rate of 1 pint to 100 gallons of water to which has 

 been added 5 pounds of soap is the proper spray material. 



