ORGANIZATION OF THE 
UNITED STATES DEPARTMENT OF AGRICULTURE 
September 15, 1925 
Secretary of Agriculture W. M. Jaedine. 
Assistant Secretary R. W. Duxlap. 
Director of Scientific Work , 
Director of Regulatory Work Walter G. Campbell. 
Director of Extension Work C. W. Waebueton. 
Director of Diformatlon Nelson Antrim Crawford. 
Director of Personnel and Business Ad- 
niiui-'-.tratioi — W. W. Stockberger. 
Solicitor R. W. Williams. 
Weather Bureau Charles F. Marvin, Chief. 
Bureau of Agricultural Economics Thomas P. Cooper, Chief. 
Bureau of Animal Industry John R. Mohler, Chief. 
Bureau of Plant Industry William A. Taylor, Chief. 
Forest Service W. B. Greeley, Chief. 
Bureau of Chemistry C. A. Browne, Chief. 
Bureau of Soils Milton Whitney, Chief. 
Bureau of Entomology L. O. Howard, Chief. 
Bureau of Biological Survey E. W. Nelson, Chief. 
Bureau of PuWic Roads Thomas H. MacDonald, Chief. 
Bureau of Home Economics Louise Stanley, Chief. 
Bwreau of Dairying G. W. Larson, Chief. 
Fixed Nitrogen Research LaJjoratory F. G. Cottrell, Director. 
Office of Experiment Stations E. W. Allen, Chief. 
Office of Cooperative Extension Work C. B. Smith, Chief. 
Lihrary Claribel R. Barnett, Librarian. 
Federal Horticultural Board C. L. Marlatt, Chairman. 
Insecticide and Fungicide Board J. K. Haywood, Chairman. 
Packers and Stockyards Administration John T. Caine, in Charge. 
Grain Futures Administration J, W. T. Duvel, in Charge. 
This bulletin is a contribution from 
Bureau of Plant Industry William A. Taylor, Chief. 
Office <of Cereal In vestigatians Carleton R. Ball, Senior Agron- 
omist, in Charge. 
31 
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