Uso DEEART MENT OF AGRICUETURE, 
BUREAU OF ENTOMOLOGY—BULLETIN No. 97, Part VII. 
L. O. HOWARD, Entomologist and Chief of Bureau. 
PAPERS ON DECIDUOUS FRUIT INSECTS 
~ AND INSECTICIDES. 
ier Gia i SCA LE. 
BY 
JAMES F. ZIMMER, 
Entomological Assistant, Deciduous Fruit Insect Investigations. 
IssuED May 4, 1912: 
cain 
\ 
WASHINGTON: 
GOVERNMENT PRINTING OFFICE. 
1912. 
