i8 3 



THE APPLE SAWFLY. 



[Hoplocampa testudinea, Cameron.) 



a and b, diseased apples ; a', exit We of larva ; b' , larva inside apple ; c, the adult 

 larva ; d, adult sawfiy ; lines showing natural size. 



During the past two years frequent enquiries have been 

 received concerning the damage caused to apples by 

 the larvae of a sawfiy, popularly called the Apple Sawfiy. 

 The attack to some extent resembles that of the Codling 

 Moth, with which it is often confused. It has long been 

 known as an injurious species, for Westwood, as far back 

 as 1847, described the attack from personal observations. 

 Since then notice has frequently been drawn to it in j ournals 

 of various kinds. 



The damage caused by this pest is often very serious, and 

 is far more difficult to control than that of the Codling 

 Moth, which may to some extent be checked by spraying 

 with Paris Green. With the Sawfiy attack no such preven- 

 tive treatment can be adopted, for the adults deposit their 



