4 . 
Fr. C. ceate ans LEP iting in Charge eo ( 
On April 28 the Branch of Forest races of the Sureaa oF Ento- 
mology was by invitation represented by a delegate to. the National Come 
mittee on Wood Utilization, mee ting» in the Department of Commerce. ‘This 
committee was established about a year ago by President Coolidge, and. 
its secretary is Secretary Hoover of the U. S. Department of Commerce. 
The Bureau of Entomology is not only represented in the advisory research 
group, but it is a member of two subcommittees, those of the construction 
industries group and the wood preservation group. Through the former 
group the Bureau will be represented on the executive committee. Some of 
the problems which will be referred to the Bureau of Entomology are a 
closer utilization of lower grades of lumber, including sound wormy stock; 
modification of city building regulations to prevent insect damage; and 
greater utilization of wood treated with chemical preservatives. 
ma dh tn 
FOREST INSECT: INVESTIGATIONS : 4 
In the week of April 5 William Middleton visited the Andorra 
Nurseries and the Willow Grove Laboratory station of the Pennsylvania State 
Department of Agriculture, .to. continue work on the control of the boxwood 
leaf miner. Material from boxwood that was fumigated last fall was ex- 
amined, and considerable material was treated with hydrocyanic-acid gas 
in canvas tents, specimens from these later fumigations being also studied. 
airs INSECT INVESTIGATIONS 
Je ‘EK. Graf, ebcat 1dg866, in Charge 
Willian i? WReReY veo Bade iio te 1aRtad of the Washington office, 
visited Chadbourn, N. C., to'go- over with. Mr. Thomas ‘the work on the seed 
corn maggot on potatoes and the investigations under way on the mole cricket. 
J. a. Dudley, Jr., Associate Entomologist, in charge of the Madison, 
Wis., laboratory, is making plans to establish a summer research camp in 
the pea fields in the vicinity of Columbus, Wis., to investigate the pea 
aphis. Under this plan all of the employees will live at the camp end will 
be able to outline he bea SS ee siete ay 
N. F. arenas nasoeiate Entomologist, in ct of. the Mexican bean 
beetle laboratory, Columbus, Ohio, has transferred his laboratory from 2525 
N. High Street to 151 Vie Y1th ees, ea opposite. the te of € 
Ohio grounds. ‘yp in 
C. QO. Bare has been appointed Assistant Entomologist, and will be 
located at Plant City, Fla., where, under Mr. Boyden's supervision, he will 
investigate the celery leaf-tyer. He will work principally on the natural 
control of this insect, and investigate its natural enemies. 
