
. tion of possible insect transnmi 
Mr. Woloott's field of operations will be Porto Rico. 
~ ju 
ote former euployes nf thes of this section, has been 
Sigel cnarge of a cooperative proggct between this Bureau and 
of Plant Industry. ‘The project in question is an investiga~- 
tters of the sugar-cane m¢saic disease, 
F.L.McDonoug} ) 
Butcher 21. nough has resigned from the tobacco insect force, effective 
- FS, Chamberlin, of the Quincy, Fla., tobseco insect station, was 
n Washington for several days during the month, © | 
2 B.R. Coad recently made a trip to various points in New York for 
ce purpose of conferring with manufacturers of dusting machinerg, re~ 
ning to his station at Tallulah, La,, by way of Washington. 
T.E. Holloway reports that the Cuban parasites of the sugar ‘cane 
moth borer, which were imported during the past summer, were allowed 
to emerge in cages at his laboratory in Audubon Park, New Orleans, and 
were then released on three plantations in different parts of southern 
Louisiana, He has just found that they are breeding at all thrée pian- 
‘tations, having passed through probably three generations in Louisiana. 
The prospect for establishing them, if they. can live through the win- 
ter, is very good, oe ' | 
Farmers' Bulletin 801,"Mites and Lice on Poultry," by F,C. Bishopp 
and H.P, Wood, has just been reprinted in revised form, This has been 
an exceedingly popular bulletin, and the demand for it is still strong 
Over all parts of the country. 
Sok A Oe Ge ee eet ale Oe he Oe Oe ee nee OP ee tt ee SP 
TROPICAL AND SUBTROPICAL FRUIT INSECT INVESTIGATIONS 
C.L. Marlatt, Entomologist in Char ge¥ 
C.A. Bennett, formerly in the inspection service of the Federal 
Horticultural Board in Washington, has been, assigned to the field charge 
of the camphor thrips project in Florida.J.R. Watson, entomologist of 
the Florida Expefiment Station, has been appointed a collaborator of 
the Department to assist in this investigation, 
H.F. Dietz has resigned from the Bureau, effective November 3, 
1919, Mr. Dietz, in various assignrents reported from time to time in 
this monthly letter, has rendered the Bureau excellent service, He is 
leaving our work to better his financial status. The special Canal 
Zone project with which Mr. Dietzzhas been recently connected will be 
continued, At present it is under the charge of James Zetek, collab-~ 
orator of the Department, assisted by Ignacio Molino. 
C.A, Weigel, who has been assisting in the installation of the 
camphor thrips project in Flerida, has returned to Washington and has 
resumed his investigation of greenhouse pests, 
