ORGANIZATION OF THE 

 UNITED STATES DEPARTMENT OF AGRICULTURE. 



Secretary of Agriculture Henry C. Wallace. 



Assistant Secretary C. W. Pugsley. 



J) in ctor of Scientific Work E. D. Ball . 



Director of Regulatory Work 



Director of ExU nsion Work 



Weather Bureau Charles F. Marvin, Chief. 



Bureau of Agricultural Economics Henry C. Taylor, 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 , Walter G. Cambell, Acting Chief. 



Bureau of Soils Milton Whitney, ( 'hief. 



Bun (iu of Entomology L . O. Howard, Chief. 



Bureau of Biological Survey E. W. Nelson, Chief. 



Bureau of Public Roads Thomas H. MacDonald, Chief 



Bureau of Home Economics Louise Stanley, Acting Chief. 



Fired Nitrogen Research Laboratory F. G. Cottrell, Director. 



Division of Accounts and Disbursements A. Zappone, Chief. 



Library ( 'laribel R. Barnett, Librarian . 



Federal Horticultural Board C. L. Marlatt, Chairman. 



Insecticide and Fungicide Board J. K. Haywood, Chuirman. 



Packers and Stockyards Administration | < hester Morrili , Assistant to the 



Grain Future Trading Act Administration J Secretary. 



Office of the Solicitor R. W. Williams. Solicitor. 



This bulletin is a contribution from 



£ Bureau of Plant Industry William A. Taylor, Chief. 



Office of Cereal Investigations Carleton Pv. Ball, Cert 



Charge. 



19 



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