INJURIOUS INSECTS OF 1903. 93 



•Reddish blister spots, ^g inch or more in diameter, ap- 

 pearing on leaves in spring, and changing to black, 

 corky spots in July, each with a minute opening in it." 



PEAR LEAF BLISTER. 



Fig. S4. —Phylopliis pyri. Mxcr Comstock.. 



Remedies: The Lime- Sulfur and Salt wash has been found excel- 

 lent for this pest. 



The following insects, which feed on the leaves of apple, 



also feed upon the leaves of pear: 

 Red-Humped Apple-Tree Caterpillar. 

 Fall Web Worm. 

 Tent Caterpillar. 

 Yellow-Necked Caterpillar. 

 Canker Worms. 

 Bud Moth. 

 Tussock Moth. 

 Cecropia Moth. 

 June Beetle. 

 Goldsmith Beetle. 

 New York Weevil. 



Remedies: See under Apple Insects. 



E. Attacking the Fruit: 



The followmg insects, which attack the apple and plum, 



also attack the pear : 

 Codling Motli. 

 Plum Curculio. 

 Bumble-Flower Beetle. 

 Apple Curculio. 



Remedies: See under Apple and Plum. 



