ORGANIZATION OF THE 
UNITED STATES DEPARTMENT OF AGRICULTURE. 
muamemmmmnmr Agriculiure......../:------..-.--- HENRY C. WALLACE. 
ee C. W. PuGsLey. 
Meee sereniific Work..........--...-.--- E. D. Batt. 
Director of Regulatory Work........----.----- 
2 5 See Se as CHARLES F. Marvin, Chief. 
Bureau of Agricultural Economics........-.--.- Henry C. Taytor, Chief. 
Bureau of Animal Industry.......-.-...------- JoHN R. Monter, Chief. 
remap? lant Indusiry........-.-......--- Wiiiram A. Taytor, Chief. 
0 W. B. GREELEY, Chief. 
NE RMPMMISETY =. 52. == 2 WALTER G. CAMPBELL, Acting Chief. 
I 20%, Ee ew os ee Mrzton Wuirney, Chief. 
rem Fimtemologiy.....-.--..------------- L. O. Howarp, Chief. 
Bureav of Biological Survey.......--...------- E. W. Netson, Chief. 
memeerranne miler Pods: 2-2. 3....22...-.....- THomas H. MacDonazp, Chief. 
Fixed Nitrogen Research Laboratory......-..-- F. G. Corrrety, Director 
Division of Accounts and Disbursements....-... -4 A. ZAPPONE, Chief. 
rman of fublications..........------.----- Epwin ©. Powett, Acting Chief. 
a ee CLARIBEL R. Barner, Librartan. 
peemen deerartoms Service. .......-....:......./ A. C. True, Director. 
Federal Horticultural Board.............------ C. L. Maruatt, Chairman. 
Insecticide and Fungicide Board................3. K. Haywoop, Chairman. 
Packers and Stockyards Administration........ CHESTER Morritu, Assistant to the 
Grain Future Trading Act Administration. . . } Secretary. 
Rm CE IEIEO 22S. R. W. WiuraMs, Solicitor. 
This bulletin is a contribution from 
Pures a Psemology=........--..-....---.--- L. O. Howarp, Chief. 
Fruit Insect Investigations.........-...-.-- A. L. QuainTance, Entomologist in 
Charge. 
19 
ADDITIONAL COPIES 
OF THIS PUBLICATION MAY BE PROCURED FROM 
THE SUPERINTENDENT OF DOCUMENTS 
GOVERNMENT PRINTING OFFICE 
WASHINGTON, D. C. 
AT 
5 CENTS PER COPY 
PURCHASER AGREES NOT TO RESELL OR DISTRIBUTE THIS 
COPY FOR PROFIT.,—PUB. RES. 57, APPROVED MAY 11, 1922 
V 
