﻿10 BULLETIN 1393, U. S. DEPAETMENT OF AGRICULTURE 



Fig. 5.— Injury to macaroni by the granary weevil. Macaroni is sometimes reduced to a powder 

 by continued feeding of the weevil. The opaque whitened areas indicate progress of developing 

 larvae; the openings in the macaroni are caused by feeding of adult weevils 



