MONTHLY LETTER OF THE BUREAU OF ENTOMOLOGY 
UNITED STATES DEPARTMENT OF AGRICULTURE 



CEREAL AND FORAGE INSECT INVESTIGATIONS 
W. R. Walton, Entomologist in Charge 
Mr. W. R. Walton returned to Washington June 20 after an extended 
inspection trip to the southern and southwestern field stations Operated 
by Cereal and Forage Insect Investigations, including an inspection of the 
region of northern Texas recently attacked by the green bug, and visiting 
the field laboratories in San Antonio, Tex., and Tempe, Ariz. In Arizona 
the party was joined by Dr. Oscar C. Bartlett, assistant State entomologist, 
and portions of the dry farming regions of northern Arizona were visited, 
C. K. Fisher, of the Wichita, Kans., force, resigned from the service 
June 30 for the purposs of entering the States Relations Service in Virginia. 
W. B. Turner of the corn borer investigations has been transferred 
to Cereal and Forage Insect Investigations and detailed for duty at the 
Sacramento, Calif., station, under C. M. Packard. Mr. Turner's transfer 
became effective July 1. 
E. M, Searls of the Silver Creek (western New York) corn borer force 
has been transferred to Truck Crop Insect Investigations under Dr. F. H. 
Chittenden, and detailed for duty at Madison, Wis. 
Re H. Van Zwaluwenburg has tendered his resignation from the Federal 
6ntomological service to enter commercial entomology in Mexico. Mr. Van 
Z4waluwenburg's resignation becomes effective July 30. 
D, J. Caffrey and L. H. Worthley visited Washington June 28 for 
the purpose of attending a hearing held by ths Federal Horticultural Board 
with a view to the extension of foreign quarantine No. 41 on account of the 
European corn borer. After leaving Washington Messrs. Caffrey and Worthley 
visited the Silver Creek area in western New York. 
Thomas R. Chamberlin of the Salt Lake City laboratory recently visit- 
ed Washington on his way to the European Parasite Laboratory, at Hyeres, 
southern France. While in France Mc. Chamoderlin will study the insect en- 
emies of the alfalfa weevil for the purpose of collecting and shipping to 
Utah and other infested territory the natural enemies of this serious pest. 
W. J. Phillips of the Charlottesville, Va., laboratory, recently visited 
Washington for the purpose of consultation. Mr. Phillips reports the season 
as exceedingly unfavorable for the jointworm investigations, the experimental 
plots at Warrenton, Va., having been abandoned for the season because of lack 
of material. 

