sis Wa 
Prof. Geo. A. Dean visited the Columbia, S. C-, laboratory March 26 
and 27, and the Devartment of Entomology of the North Carolina uueeS College 
of Agriculture, March 28, 

CG. N. Ainslie, Entomologist in charge of the Sioux City, Iowa, laborato3 
of Cereal and Forage Insect Investigations, spent the last two weeks of March 
visiting his son, George G. Ainslie, Entomologist in charge of the Knoxville, 
Jenn., laboratory. 
C. M. Packard, Entomologist in charge of the Sacramento, Calif, laboratory 
spent several days in the vicinity of Chino and San Sernardino, Calif., where 
he was cooperating with R. E. Campbell, of Truck Crop Insect Investigations, 
in conducting some experiments for the control of the pea aphis on alfalfa, 
with calcium cyanide dust. 
K. W. Babcock, of the Arlington, Mass,, laboratory, spent a few days 
in Washington during the latter part of March in research in connection with 
European corn borer investigations, 
SOUTHERN FIELD-CROP INSECT INVESTIGATIONS 
J. L. Webb, Entomologist Acting in Charge 
The emergence and development of tobacco insects in the Gulf region 
has been retarded by the unusual cold this winter. 
F. 5S. Chamberlin, of the Quincy, Fla., station, made a field trip 
through southern Georgia during the latter part of the month in the interest 
of insect investigations on cigarette tobacco. 
Dr. 7. D. Hunter spent several days in Washington during the month. 
He was accompanied by W. Ohlendorf, of the Federal Eorticultural Board, who 
has collected cotton insects in Mexico on various occasions. 
B. Re Coad and Elmer Johnson of the Boll Weevil laboratory were in. 
Washington during the month for the purpose of conferring with officials of 
this Bureau and other Government organizations in connection with the work 
in control of the boll weevil. ) | 
FRUIT INSECT INVESTIGATIONS 
&. L. Quaintance, Entomologist in Charge 
James Zetek, in charge of the Bureau's laboratory at Ancon, Canal 
gone, will shortly visit Vashington for the purpose of discussing plans of © 
future tork at the station. 
