132 Insect Pests. 



fitchii, Sanderson, and A^phis sorhi, Kaltenbach. The exceptions 

 were in a tree where a few Aphis pruni had taken up their abode, 

 and a few on which another doubtful species occurred. 



[F. Edenden. 

 FIG. 104.— IiAMAGE TO APPLE SHOOTS BY APHIS. 



The three left-h;in(l shoots (lamagecl by Aphis ponu, the right-hand one normaL 



Casual specimens of other kinds may occur, but they do not breed 

 on the apple. 



