Aes ope 
Dean L. Christensen has been given.a threes months! appointment as 
Field Assistant at Salt Lake City, Utah, 
Dre we He Larrimer spent the periods april 8 to 12 and April <6 to 
30 in Ohio and Michigan, in connection with European com borer control 
activities, . 
Dr. George We Barber, of the Richmond, Vae, substation, spent 
April <1 in washington in: consultation witn Bureau officials, 
H. D. Smith, of the: Geiteiay Pat, laboratory, made a survey, be= 
ginning april 28, of the dis tribution of the Yessian fly in certain areas 
of the South, yes , 
Glenn C, Barrett has been given a three montas! appointment as 
Field assistant at Wichita, Kans. 

BEE CULTURE INVESTIGATIONS 
James I, fo es, Apiculturist, in Charge 
On april &O Dre. ‘le Re watson, of alfred, Ne Ye, formerly connected 
With the Bee Cultire Latoratory, gave a demonstration ot his method of 
artificially inseminating queenhees at the Bee Culture Laboratory before 
meisbers of the waryland’ Beekeepers Association, wembers of the Department 
OL Intomology oz ‘the University of Maryland, and the staff of tne Bee 
Culture Laboratory. ; 
Miss Catherine Iucas, who has been studying the amoebae of insects 
at Joans Hopkins University under a postgraduate traveling fellowship irom 
the University of London, is continuing this line of investigation at the 
Bee Culture Laboratory. 
Prof. Le Me Bertholf, of western Maryland College, visited tho . 
Bee Culture Laboratory on May 2 to discuss plans preparatory to continuing 
during the summer his investigations on the responses of the honeybee to 
PEL ett .. . 
Jas, Ie Hambleton gave a radio talk over Station WRC on April 27 
on "The Honeybee," under the auspices of the Smithsonian Institution. 
