ORGANIZATION OF THE 
UNITED STATES DEPARTMENT OF AGKICULTTJKE 
Deceraber 26, 1924 
Secretary of Agriculture Howard M. Gore. 
Assistant Secretary 
Director of Scientific Work E. D. Ball. 
Director of Regulatory Work Waltee G. Campbell. 
Director of Extension Work C. W. Waebtjeton. 
Solicitor S. W. Williams. 
Weather Bureau Chables F. Mabvin, Chief. 
Bureau of Agricultural Economics Henby C. Taylor, Chief. 
Bureau of Animal Industry John E.. Mohleb, Chief. 
Bureau of Plant Industry William A. Taylob, Chief. 
Forest Service W. B. Geeeley, Chief. 
Bureau of Chemistry C. A. Beowne, Chief. 
Bureau of Soils Milton Whitney, Chief. 
Bureau of Entomology L. G. Howard, Chief. 
Bureau of Biological Survey E. W. Nelson, Chief. 
Bureau of Public Roads Thomas H. MacDonald, Chief. 
Bureau of Home Economics Louise Stanley, Chief. 
Bureau of Dairying C. W. Larson, Chief. 
Office of Experiment Stations E. W. Allen, Chief. 
Office of Cooperative Extension Work C. B. Smith, Chief. 
Fixed Nitrogen Research Laboratory F. G. Gotteell, Director. 
Office of Publications L. J. Haynes, Director. 
Library Clabibel B. Baenett, Librarian. 
Federal Horticultural Board C. L. Maelatt, Chairman. 
Insecticide and Fungicide Board J. K. Haywood, Chairman. 
Packers and Stockyards Administration ] Chestee Mobblll, Assistant to the 
Grain Futures Administration f Secretary. 
This bulletin is a contribution from 
Bureau of Plant Industry William A. Tayloe, Chief. 
Office of Cereal Investigations C. It. Ball, Senior Agronomist 
in Charge. 
19 
ADDITIONAL copies 
OI'' THIS PUBLICATION MAY BE PROCURED FROM 
THE SUPERINTENDENT OF DOCUMENTS 
GOVERNMENT PRINTING OFFICE 
WASHINGTON, D. C. 
AT 
10 GENTS PER COPY 
A 
