240 



PESTS OF ORCHARD AND SMALL FRUITS 



The Lesser Peach-borer {Synanthedon pidipes G. and R.) 



Old or weakened trees are apt to be attacked by this borer, which 

 works in the soft, growing tissue anywhere in the trunk, from the 



ground to the main branches. 

 The same insect also at- 

 tacks plum, cherry, and wild 

 cherry. 



The worm itself has much 

 the appearance of the com- 

 mon peach borer, but is 

 smaller, rarely being over 

 four fifths of an inch long, 

 when full grown. In the 

 South there are two genera- 

 tions ; in the North, only one. The winter is passed by the larva in 

 the trunk, and pupation takes place early in the spring. The adult is 



Fig. 



310. — The Lesser Peach-borer. 

 Slightly enlarged. Original. 



Fig. 311. — The Lesser Peach-borer. 

 Pupa protruding from crack in 

 bark. Original. 



Fig. 312. — Adult of the Lesser Peach- 

 borer. Slightly enlarged. Orig- 

 inal. 



a clear-winged moth. Eggs are laid on the trunk, especially in cracks 

 or crevices. 



The best preventive measure is to keep trees growing vigorously 

 and promptly to treat with white lead any chance wounds in the bark. 



