SB 
818 
C578 
ENT 
Issued October 5, 1912. 
U. S. DEPARTMENT... OhyAGRIGULTURE, 
BUREAU OF ENTOMOLOGY—CIRCULAR No. 155. 
L. O. HOWARD, Entomologist and Chief of Bureau. 
INSECTS INJURIOUS TO MUSHROOMS 
BY 
C. H. POPENOE, 
Entomological seis eae e'¢ 
WASHINGTON : GOVERNMENT PRINTING OFFIC E:1912 
