350 



Insect Pests. 



THE PEAR LEAF-CURLING MIDGE. 



(^Crcijloiiii/iii /'//'■'• rx.iuclii^) 



In a lew localities thf edges of the leaves of young peav trees inay 

 li-equently be foiuid rolled up. 



This appearance is sometimes natural, but ^vhen rolled, owing to 

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



(Ju opening the rolls sexeral small ^^ilitisll maggots of similar 

 form t(j the pear midge attacking the fruit (/^/y)/f/.s-/-s pijrirora) will 

 l5e found. 



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

 both sides. These larva', which are easily told as midgt' larva/ by the 

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



