aS aes 
TRUCK-CROP INSECT INVESTIGATIONS 
J. E. Graf, Entomologist, in Charge 
asp E. Graf left Washington Thursday, March 26, to visit various 
field stations of this office. 
» Rodney Cecil, Junior Entomologist, who took special graduate work 
at, Iowa State University, has returned to Birmingham, Ala., and will 
assist Mr. Howard in the investigation of the Mexican bean beetle. 
Walter Carter, formerly instructor in entomology at the University 
of Minnesota, has been appointed Assistant Entomologist, and will de 
located at Toppenish, Wash., where he will conduct investigations on the 
sugar-beet leafhopper, with especial reference to watcha > fel es biological 
research. 
Messrs, Campbell and Dudley report that the pea aphis is becoming 
more abundant as the season advances in the San Jose Valley of California, 
and work has already commenced in testing the aphidozer and the self- 
mixing nicotine dust machine. 
K. L. Cockerham, Associate Entomologist, in charge of sweet-potato 
weevil work in Mississippi and Alabama, reports that Inspector Caldwell 
of Alabama has located a farm infested with the sweet-potato weevil in 
Baldwin County, Ala. Every possible’ step has been taken to eradicate 
this infestation, and a close inspection | is being made oe _ surrounding 
farms to determine its extent: 
Mr. Cockerham also reports that the spring clean-up work in Hancock 
and Pearl River Counties, Miss., is progressing very favorably, and closer 
cooperation is being obtained trom the SrOWETE this season than in any 
season in the past. 
FOREST INSECT INVESTIGATIONS 
F. C. Craighead, Entomologist, in Charge 
Dr. Craighead spent several days during the latter part of March 
at the Appalachian Forest Experiment Station, Asheville, N. C., discuss- 
ing plans for cooperative work for the coming summer. It is planned to 
develop a cooperative field station in which the Bureau of Entomology will 
undertake two major projects; one an investigation of the destructive pine 
insects, and another entailing a study of insects injurious to oak repro- 
daction. 
The Office of the Consulate General, Constantinople, Turkey, re- 
ports on February 28, 1925,. that the Turkish lead cable borer (Sinoxylon 
