
Pa eee 
George B. Wagner attended the meetings held for the instruction 
of grain growers by the Kansas State Agricultural Experiment Station, 
at Pratt April 9, at Hutchison April 10, and at Wichita April 11. Mr. 
Wagner also attended the meeting of flour-mill operators held at Man- 
hattan, April 26, and read there a paper on "The heating of wheat, and 
its effect upon the milling and baking qualities of wheat," prepared 
under the joint authorship of Mr. Wagner and C. 0. Swanson, head of the 
Milling Department of the Experiment Station. 
During the week of April 6 Dr. R. T. Cotton was in Buffalo as— 
Sisting in the fumigation of wheat with the ethylene oxide-carbon di- 
oxide mixture. These fumigations were conducted under the direction 
of Laurel Duval, of the New York Produce Exchange. There were also 
present representatives of the Bureau of Chemistry and Soils and the 
Bureau of Agricultural Economics. During the week of April 21 Dr. Cotton 
and representatives of those Bureaus were present at Port McNicoll, 
Ontario, Canada, where over a million bushels of wheat were being fumi- 
gated with the ethylene oxide-—carbon dioxide mixture. 
On April 3 Perez Simmons gave an illustrated talk before the Cas— 
tilleja Nature Club of the Fresno State College on "The history of the 
fig wasp." 
On April 24 Perez Simmons, W. D. Reed, and D. F. Barnes visited 
Sacramento to attend the organization meeting of entomologists and others 
interested in entomology in California north of the Tehachapi Mountains. 
About 65 were present. The name chosen for this organization, which 
is similar to the Entomological Club of Southern California, is the 
"California Entomological Club." Director Hecke delivered an address 
of welcome, and four papers were presented. Ths chief work of bringing 
about the organization has been done by Stewart Lockwood, formerly of 
this Bureau, but now with the California State Department of Agriculture. 

INSECTS AFFECTING MAN AND ANIMALS 
F. C. Bishopp, in Charge 
On April 2 F. C. Bishopp went to Baltimore to confer with Dr. Baer, 
of Johns Hopkins University, in regard to the rearing of blow-fly larvae, 
which Dr. Baer is using for treatment of certain bone diseases. 
F. C. Bishopp left Washington April 7 for El Paso, Tex., to testify 
in a law case involving infringement of the Insecticide Act. Before his 
return to Washington, on April 27, he visited all field laboratories of 
the division in Texas. 
0. G. Babcock went to El Paso from his headquarters, Sonora, Tex., 
on April 24 to testify at the trial mentioned in the preceding paragraph, 
and went from there to points in New Mexico and Arizona to collect data 
on screw worms and goat lice. 
