BUREAU OF EXTOMOLOGY- 



L. O. Howard. Entomologist and Chief of Bureau. 



C. L. Mablatt, Entomologist and Aeting Chief in Absence of Chief. 



R. S. Clifton, E.rceutivc Assistant. 



W. F. Tastf.t, Chief Clerk. 



F. H. Chittenden. //( charge of truck croi» and stored product insect investigations. 



A. D. Hopkins, //; charge of forest insect investigations. 



W. D. Hunter, in charge of .southern field crop insect investigations. 



F. M. Webster, in charge of cereal and forage insect investigations. 



A. L. Quaintance, in charge of deciduous fruit insect investigations. 



E. F. Phillips, //( charge of hee culture. 



D. M. Rogers, in charge of preventing spread of moths, field work. 

 RoLLA P. Currie. in charge of editorial work. 



Mabel Colcord, in charge of library. 



Southern Field Crop Insect Investigations. 



W. D. Hunter, in charge. 



W. D. Pierce, G. D. Smith, J. D. Mitchell. Harry Pinkus, B. R. Coad. R. W. 

 Mobeland, a. W. J. PoMEROY, engaged in cotton-boll weevil investigations. 



F. C. BisHOPP. A. H. Jennings, H. P. Wood, W. V. King, engaged in tick life- 

 history investigations. 



A. C. Morgan, G. A. Runner, S. E. Crumb, D. C. Parman. engaged in tobacco 



insect in ves t igations. 

 T. E. HoLLOVVAY, E. R. Barber, engaged in sugar-cane insect investigations. 



E. A. McGregor, W. A. Thomas, engaged in red spider and other cotton insect 

 investigations. 



J. L. Webb, engaged in rice insect investigations. 

 R. A. CooLEY, D. L. Van Dine, A. F. Conradi, collaborators. 

 II 



ADDITIONAL COPIES of this publication 

 xA. may be procured from the Superintend- 

 ent OF Documents, Government Printing 

 OflBce, Washington, D. C, at 5 cents per copy 



