6 BULLETIN 872, U. S. DEPARTMENT OF AGRICULTURE. 



WHERE TO LOOK FOR EARLY INFESTATIONS. 



Millers who fear that the Mediterranean flour moth will become 

 established in their mills and wish to apply remedial measures as 



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Fig. 3. — A clump of matted flour showing result of the webbing habit of the larvae of 

 the Mediterranean flour moth, (Chittenden.) 



early as possible should keep an especially close watch for the pest 

 in places where it is apt to appear first. These are in elevators, 

 purifiers, and the machinery carrying and handling the warm sweet 



