ORGANIZATION OF THE UNITED STATES DEPARTMENT OF AGRICULTURE 
WHEN THIS PUBLICATION WAS LAST PRINTED 
NECHELOTUMO eA OM CUT UC = ea eon ee ee ARTHUR M. HYDE. 
JASSUSUCITE ISO GRCUON FY) Ls ee eee R. W. DUNLAP. 
ID WFEQUOIR Off SCART IG. WW OMG ea A. F. Woops. 
_ Director of Regulatory Work______--—--_--- WALTER G. CAMPBELL. 
ID GREG EO Ojp LORRI COSVOO” WOW es C. W. WARBURTON. 
Director of Personnel and Business Admin- W. W. STOCKBERGER. 
istration. 
IDUKEGROR OF TEC CMO Ee M. 8S. EISENHOWER. 
IS QUL GAOT RE eS I Ss POE ES aT ee il ee a HK. L. MARSHALL. 
VV GORA OG: TBOUROUI Lae, WE BAER een) a ea CHARLES F. Marvin, Chief. 
IBUneain Of ANINal Industry = ee JOHN R. Mou eR, Chief. 
JEOURGLD) Off IDGUA, LHOCUISUT Ya a Se O. E. Rep, Chief. 
TSUNEO Of JAKE LSU WILLIAM A. TAYLOR, Chief. 
HOGCSIAES CUI CCs ees eo ee eee ee eR. LUART. Cities. 
Bureau of Chemistry and Soils________-_____ Hi. G. KnicuHt, Chief. 
BULCOll Of NvOMOlOG == a ee C. L. Martatt, Chief. 
IEVERADOD Oj % LEV OUT KCC) INOHEGY = 2 a PAUL G. REDINGTON, Chief. 
BORED) Of (LHW CAR OUU DD THOMAS H. MACDONALD, Chief. 
Bureau of Agricultural Hconomics_______-__- Nits A. OLSEN, Chief. 
Bureau of Home Economics_________- _-_____ LOUISE STANLEY, Chief. 
Plant Quarantine and Control Administration. LEE A. STRONG, Chief. 
Grain Putires Admimstration._— J. W. T. DUVEL, Chief. 
Food and Drug Administration____________- WALTER G. CAMPBELL, Director of 
Regulatory Work, in Charge. 
Office of Experiment Stations_______________ a, Ogi. 
Office of Cooperative Extension Work_______- C. B. Smiru, Chief. 
TE VOV OI ener ra oe ee ae SS CLARIBEL R. BaRNeEttT, Librarian. 
This circular is a contribution from 
Bureau. on -Llany Industry. == === WILLIAM A’, TAYLOR, Chief. 
Office of Forage Crops and Diseases___._ RusSsELL A. OAKLEY, Principal 
Agronomist, in Charge. 
31 
U.S. GOVERNMENT PRINTING OFFICE: 1931 
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