E-392 
UNITED STATES DEPART1.1ENT OF AGRICULTURE 
Bureau of Entomology and Plant Quarantine 
A BIBLIOGRAPHY OP NICOTINE 
PART II 
THE INSECTICLDAL USES OP NICOTINE AND TOBACCO 
By N. E. McIHDOO, senior entomologist, Division of Control Investi- 
gations, R. C. ROARK, principal chemist, and Mrs. R. L. BUSBEY, junior 
chemist, Division of Insecticide Investigations. 
SECTION 3 
Washington, D. C. 
September 1936 
