DIV. INSECTS. 



U. S. DEPARTMENT OF AGRICULTURE, 

 BUREAU OF ENTOMOLOGY— BULLETIN No. 87. 



L. O. HOWARD, Entomologist and Chief of Bureau. 



REPORT ON THE FIELD WORK AGAINST 



THE GIPSY MOTH AND THE 



BROWN-TAIL MOTH. 



BY 



D. M. ROGERS, 



Special Field Agent, 



AKD 



A. F. BURGESS, 



Expert in Charge of Breeding Experiments 



Issued August 13, 1910. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE 

 1910. 



