ANIMALS INJURIOUS TO FRUIT TREES. 



2 5 



their way through the bark and escape. This generation then repro- 

 duces itself, the larvae remaining in the tree through the winter. 



PREVENTIVE AND REMEDIAL MEASURES. 



All branches, etc., which are noticed to be infested, should be cut 

 off and burned early in June. Old worthless trees should be cut down 

 and burned in the middle of June. 



FIG 5. BRANCH OF PLUM TREE, 

 showing damage to wood by Plum Bark Beetle. 



These beetles have a natural enemy, the woodpeckers, which have 

 been known to strip off the bark and splinter the surface of the wood 

 in their efforts to get at the pupae. 



