Os DEPARIMENT OF AGRICULTURE. 
DIVISION OF ENTOMOLOGY. 
BULLETIN No. 11. 
REPORTS OF EXPERIMENTS 
WITIT 
VARIOUS INSECTICIDE SUBSTANCES, 
CHIEFLY UPON 
INSECTS AFFECTING GARDEN CROPS, 
MADE 
UNDER THE DIRECTION OF THE ENTOMOLOGIST. 
ee 
WASHINGTON: 
GOVERNMENT PRINTING OFFICE. 
1886. 
9268—Bull. 11 
