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s citrus fruits to the oviposition and development of this insect. 
Ii be followed by a paper in regard to the general life history 
fly. These two preliminary papers will antedate the full report on 
diterranean fruit fly which will ultimately be available. 
"A very interesting paper on the papaya fruit fly has been handed 
Spublication in the Department Journal uner the authorship of Mr. 
mek Knab and Mr. W. W. Yothers. . : 
) Mr. Yothers, the agent in charge of the white-fly work at Orlando, 
Bas recently made a laboratory shift. His new quarters are ina 
One-story dwelling surrounded by ample grounds containing an orchard 
me 90 orange trees, many of which are of good size, affording 
ities for local experimental work. 
oMr. HE. R. Sasscer is the entomological inspector for the Federal 
Cultural Board, but cooperates with the Office of Tropical and Sub- 
fal Fruit Insect Investigations in his scale insect studies and the 
@ inspection work. A great many interesting interceptions are con- 
ly being made of injurious insect pests. One of the most important 
iG interceptions is the pink boll werm, found abundantly infesting 
fal lots of cotton seed fromm Egypt. 
TRUCK CROP AND STORED PRODUCT INSHCT INVESTIGATIONS. 
ee eae 


F. H, Chittenden, in charge. 
Mr. Fred A. Johnston, Entomological Assistant, who has been in 
Imgton, D.C., for consultation and bibliographic and scientific work, 
surned to Riverhead, Long Island where he is engaged in investigation 
Sects affecting potato, cauliflower, asparagus and other truck crops. 
_ Mr. Wm. H. White, B. S., Maryland Agriculture College has been 
inted Scientific Assistant, and assigned to work on truck-crop insects 
aryland. 
’ Mr. John FE. Graf, Scientific Assistant, who has teen in Washington 
Mm portions of January, February and March for consultation and study, 
‘turned to his permanent quarters at Whittier, Cal., to resume work on 
sugar-beet wireworm, potato-tuber moth and other insects affecting 
table and truck crops. : 
| Mr. Thomas H. Jones, Collaborator, stationed in Rio Piedras, Porto 
) Mas been visiting Washington for study and perusal of literature, 
the identification of specimens. ' s 
| Mr. H. 0. Marsh, Scientific Assistant, after an absence of a Tew 
Is during which he took a special course at the Kansas Agricultural 
Pee, Manhattan, Kans., has returned to his heanquarters at Rocky ford, 
. where he will continue investigations on insects affecting sugar 
Ss and truck crops. 
A CONVENIENT CAMERA STAND, 
a) 7 ~ + 
Because of the difficulty experienced in using the ordinary 
Od for certain photographic work, a machine which can be adjusted to 
Hany position and with which photomicrographs Can be taken was con- 
sted at the Sacremento Station. This machine has proved Very Sablefaun 
and believing that other workers might find it useful the rollowing 
y 
‘So is furnished: 

