Bui. 262, U. S. Dept. of Agriculture. 



Plate II. 





I. 



JSf 





Orchard Conditions Favoring the Parandra Borer and Remedy. 



Fig. a. — Section of apple trunk showing favorite place of entrance for Parandra 

 borers. Fig. 6.— Cavity in trunk of apple tree, formed by the decaying of a 

 dead limb; suitable place for Parandra beetles to deposit eggs. Fig. c. — Cavity 

 shown in b cleaned out preparatory to filling with cement. (Original.) 



