350 



Insect Pests. 



THE PEAR LEAF-CURLING MIDGE. 

 (Cecidomyia pyi'i. Bouche.) 



In a tew localities the edges of the leaves of young pear trees may 

 frequently be found rolled up. 



This appearance is sometimes natural, but when rolled, owing to 

 the action of this insect, the leaves present an unhealthy appearance. 



[F. Edenden. 

 Fir.. -2:50. PEAK LEAVES KOLLKD BY MIDGE LARV.E 



(Cecidomyia pyri). 



On opening the rolls several small whitish maggots of similar 

 form to the pear midge attacking the fruit (Diplosis pyrivorci) will 

 be found. 



Sometimes the roll is only on one side of the leaf, at others on 

 both sides. These larva?, which are easily told as midge larva? by the 

 presence of the anchor process or breast bone beneath, leave the galls 



