Pear thrips 



Euthrips pyri Daniel 



1 Cluster of buds in a condition favorable to attack by pear thrips 



2 Fruit stem with buds seriously affected 



3 A twig showing one cluster of buds somewhat enlarged by the 



thrips and several clusters of leaves illustrating the rolling and 

 spoon-shaped deformity produced by this insect 



[230] 



