,>■ 



Issued May 10, 1907. 



U. S. DEPARTMENT OF AGRICULTURE. 



FARMERS' BULLETIN 290. 



THE COTTON BOLLWORM: 



A Summary of its Life History and Habits, with 

 Some Results of Investigations in 1905 and 1906. 



BY 



C. BISHOPP AND C. R. JONES, 



Of the Bureau of Entomology. 



WASHINGTON : 



GOVERNMENT PRINTING OFFICE. 

 1907. 





