

MONTHLY LETTER OF THE BUREAU OF ENTOMOLOGY ~~ 
UNITED STATES DEPARTMENT OF AGRICULEURE 6 {92 = 

d N mriber 19000 a 
















DECIDUOUS-FRUIT INSECTS 
A. L. Quaintance, in Charge 
s Under funds appropriated in the First Deficiency Bill, large- 
“scale experiments looking to the control of the oriental fruit moth 
with the aid of bait traps will be carried out in two orchards of over 
500 acres each, one at Vincennes, Ind., and the other at Cornelia, Ga. 
Vm. P. Yetter, jr., will have charge of the work at both places. 
Contributions from the Japanese-Beetle Laboratory 
| On March 11 J. S. Houser, Chief Entomologist of the Ohio Agri- 
cultural Experiment Station, at Wooster, spent the day at the laboratory 
visiting a number of the divisions and conferring with the staff. 
Prof. D. M. DeLong, of Ohio State University; and Dr. N. F. Howard, 
of the Division of Truck-Crop Insects, spent the afternoon of March 1] 
inspecting the laboratory equipment and conferring with the local en- 
tomologists. 
W. P. Yetter, Jr., of the Division of Deciduous—Fruit Insects, 
‘visited the laboratory on March 11 to confer with L. B. Smith, in charge 
mea. work on the Oriental fruit moth in this district. 
E. R. Van Leeuwen, in charge of general insecticide investiga- 
tions, returned to the laboratory on March 16 from a furlough of three 
and one-half months. During his absence from the laboratory Mr. Van 
Leeuwen was in charge of the Department of Entomology at the Davey In- 
stitute of Tree Surgery, Kent, Ohio. A course in shade-tree insects 
was given to the freshman, junior, and senior classes of the Institute 
by Mr. Van Leeuwen and his assistant, E. A. Sanford, of the Davey Tree 
Expert Company. 
On March 18 J. K. Holloway and J. W. Balock, who are engaged in 
_ parasite work at the laboratory, visited the Corn Borer Laboratory at 
Arlington and the Gipsy Moth Laboratory at Melrose Highlands, both in Mas— 
sachusetts. The trip was most profitable, as many methods used in those 
laboratories may be adopted here. 
On March 20 Prof. C. C. Hamilton, of Rutgers University, and Rob- 
ert C. Burdette, Associate Entomologist of the New Jersey Agricultural 
q Experiment Station, visited the laboratory to confer with the local staff. 
