ORCHARD BARKBEETLES AND PINHOLE BORERS. i 
be removed the danger of attacks by the beetles on healthy trees will 
be reduced to the minimum. 
Trees of stone fruits, like peach, plum, and cherry, which are 
infested and from which the gum still exudes may often be saved 
Fic. 12.—Branches left lying on the ground under a top-worked apple tree. Numbers of 
the fruit-tree barkbeetle were breeding in these branches. (Original.) 
by the prompt application of remedies. They should first be cut back 
severely and then the soil about them cultivated and dressed liberally 
with barnyard manure or commercial fertilizer. This will stimu- 
late growth and assist the tree in overcoming the injury. A thick 
