-6— 
‘STORED-PRODUCT INSECT INVESTIGATIONS 
E. A. Back, Senior Entomologist, in Charge. 


















- Jn July Perez Simmons was pleced in field charge of the - 
reau's investigation of dried-frvit insects. D. K. Grady, Secre’ 
of the California Dried Fruit Association, writes, under cas of 
tember 19, in part as follows; | ne 
"T have just returned from Fresno, and it seems cane that 1 
Fresno office is making fine progress toward a solution, The helt 
Dr. B. L. Howard has been able to render to Simmons and Reed has 
proven a very valuable factor. ; : 
-"From the standpoint of the grower. and packer; conditions 
the present time are very discouraging. It appears that probably 
than 50 per cent of the white figs grown in the San Joaquin Valley 
be suitable for packings and shipment. This means that the srowe 
encountering a tremendous amount of grief, and I am told that son 
the packers are refusing to secevt six out of every seven ¢eliverii 
vrought to the doors of the naczing houses, .. We wish ve knew ¢ 
some way of salvaging figs which are vartially svoiled by the vari 
kinds. of. anencpneta cs: described ty the Food, Drug, and Inseetici 
ministration. Messrs, Simmons and Reed are ‘wathine in very long h 
and are being "run ragged! in their efferts to develop suitable co 
methods and to find out all that is 2ossible about conditions and the 
eauses, ! 
TasectiGfdabeR aro BY of Somes ate pS25F Sato santel aatty § 28h a 2 ; 
Vapor Phase," end "Fumigation of Sto Produ 
Formates," were read at the meeting of the American Shout ca ee 
held in Det wait early in September, Although these pavers were t 
rarily withdrayn, to be published after further work has been done, 
notices have aroused inquiries from oll varts of the country. 
the Celanese Corno ricci 
etermine whether the miz 
in Sseptemoser, at the request o 
; ed ae 
ers had a tendency to slow 
#5) 
* 7 s t i” iy 
America, experiments were conducted to 
artificial sill fibers with woolen fib 
insect attack. ie 
; J. C. Hamlin, -formerly in Meher of the field statioa at me 
has been asSigned to an investigation of methods of marketin. stor 
food-products in such a Way aS.to excludé insects. Mr. Hamlin wi 
tablish e laboratory at Tampa, Fla, 
Among the interesti ing features of the Fleventh Exposition 
Chemical Industries, held Sentemver 24 to October 1, at the Grand 
Palace, Mew York, was a display of the new fumizant consisting of 
“ture of ethylene dichloride and carbon tetrachloride, accompanied 
enlarged photogranhs of clothes moths and their ravages. This fu 7 
was first described by >. T. Cotton and R. C. Roark ih the August 
nunoer of the Journal. of Eapnog’ igieaina ra 1 a 
