Bui. 787, U. S. Dept. of Agriculture. 



Plate I. 



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Fig. I— Natural Growth of Locust in an Old Abandoned Field of Some 

 60 Acres in Extent at Falls Church, Va. 



Trees badly infested by the locust borer. Several klUed and others blown over. Note scattered 

 position. Diameter near base, 2 to 6 inches. 



Fig. 2.— Natural Growth of Locust in an Old Abandoned Field of Some 

 60 Acres in Extent at Falls Church, Va. 



Several old seed trees and surrounding root sprouts and seedlings. Note thick growth. None of 

 these trees are infested. Diameter near base, 1 to 8 inches. 



PROTECTION FROM THE LOCUST BORER. 



