LIBRARY 
STATE PLANT BOARD 
June 1947 
E-728 
TOUTED STATES DEPARTMENT OF AGRICULTURE 
AGRICULTURAL RESEARCH ADMINISTRATION 
BUREAU OF ENTOMOLOGY AND PLANT QUARANTINE 
A THIRD DIGEST OF THE LITERATURE ON DDT 
(January through June 1945) 
By 
R. C. Roark and N. E. Mclndoo 
Division of Insecticide Investigations 
>EP 2 9 1947 
