129 



APPLE PSYLLA or SUCKER. 



PEAR LEAP BLISTER MITE. 



I Larva, natural size. 1a. Larva after third 

 moult, much magnified. 2. Perfect insect, 

 natural size. 2a. Perfect insect much 

 magnified. 



PEAR AND CHERRY SAWFLY 



1. Mit€ greatly magnified. 2. Peaj leaf, showing 

 blisters caused by the Mites. 



PEAR MIDGE. 



■^iiii^s> 



Slugworms or 'arvae of this 

 sawfly on pear leaf. 



I. Stunted malformed pear caus<?d by Tear Midge larvs 

 2. Section of pear with larv* inside. 3. Laiva magnified 

 4 Female fly, magnified. Lines show natural size 



