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— 7 — 
SOUTHERN FIELD-CROP INSECT INVESTIGATIONS 
Je Le Webd, Associate Ent omologist, Acting in Charge 
On July 1d. L. Webb visited the Marines’ Camp at Quantico, Va., to 
observe the inauguration of an experiment conducted by the sanitary officers 
of the Camp, for control of mosquitoes by distributing diluted Paris green 
from an airplane over a limited area of swamp. ‘The experimental area is be= 
ing dusted every ten days during the summer. 
G. I. Garrison has been transferred from the Washington. office to the 
Boll Weevil Laboratory at Tallulah, La. 
The appointment of Dr. G. M. Armstrong, Agent, of the Florence, S. Ce, 
station, was terminated July 1, Dr. Armstrong has been employed by the State 
Experiment Station of South Carolina, with duty at Florence, 
Je M. Lewis, temporary field assistant, of the Florence, S. Ce, Sta» 
ta0m, and Sherrill Sevier, temporary field assistant, of the Tallulah, La., 
station, have resigned their positions, 
On July 8 F. C. Bishopp addressed a sectional meeting of the Texas 
farm Bureau Federation at Victoria, and on July 23 another at Mount Pleasant, 
Tex., his subject on both occasions being the control of external parasites 
of poultry. 
On July 15 Dr. R. CO. Roark, of the Bureau of Chemistry, left Dallas 
for Washington. He had been at the Dallas Laboratory for the previous six 
weeks, working on chemotropic experiments with the screw worm and other flies, 
as part of a cooperative project of the Bureau of Chemistry and the Bureau of 
Entomology, 
We E. Dove, of the Dallas Laboratory, recently spent a few weeks at 
Uvalde, Tex., studying the anthrax situation with D. Ce Parman, Especial ate 
tention was given to the transmission of anthrax by horse flies. Mr. Dove 
left for Florida about the middle of July to continue his work with the creep- 
ing eruption of man, and certain investigations relating to insécts which 
affect livestock. 
F. C. Bishopp has been supervising the insect control work which was 
undertaken on the cotton-demonstration farm near Dallas, operated by the 
Dallas News and the Semi-Weekly Farm News. The cotton hopper has been very 
destructive there, and several applications of sulphur have been made, the 
two last by airplane. 
