138 ANNUAL REPORTS OF DEPARTMENT OF AGRICULTURE. 



Dnig-Plant and Poisonous-Plant In- 

 vestigations W. W. Stoeliberger, Physiologist in 



Charge. 



riiysiological and Fermentation In- 

 vestigations R. H. True, Physiologist in Charge. 



Agricultural Technology N. A. Cohb, Technologist in Charge. 



Biopliysical Investigations Lyman J. Briggs, Biophysicist in 



Charge. 



Seed-Testing Laboratories ; Euforce- 

 nieut of Seed-Importation Act E. Brown, Botanist in Charge. 



Cereal Investigations C. R. Ball. CerealLst in Charge. 



Corn Investigations C. P. Hartley, Physiologist in Ciiargo. 



Tobacco Investigations W. W. Garner, Physiologist in Charge. 



Paper-Plant Investigations Directed by C. J. Brand, Chief of Bu- 

 reau of Markets. 



Alkali and Drought Resistant Plant 



Investigations T. H. Kearney, Physiologist in Charge. 



Sugar-Plant Investigations C. O. Townsend, Pathologist in Charge. 



Economic and Systematic Botany Frederick V. Coville. Botanist iu 



Charge. 



Dry-Land Agriculture Investigations E. C. Chilcott, Agriculturist in Charge. 



AVestern Irrigation Agriculture C. S. Scofield, Agriculturist in Charge. 



Horticultural and Pomological Investi- 

 gations L. L. C. Corbett, Horticulturist and Po- 



mologist in Charge. 



Arlington Esi>erimental Farm E. C. Eiutterfield, Assistant Horticul- 

 turist in Charge. 



Gardens and Grounds E. M. Byrnes, Assistant in Charge. 



I'oreign Seed and Plant Intro!lwtion__ David Fairchild, Agricultural Explorer 



in Charge. 



Forage-Crop Investigations C. V. Piper, Agrostologist in Charge. 



Congressional Seed Distrilmtion R. A. Oakley, Agronomist iu Charge. 



Demonstrations on Reclamation Proj- 

 ects A. C. Cooley, Agriculturist in Charge. 



Seed Stocks Committee R. A. Oakley, Chairman. 



From September 1, 1918, io August 31, 1919, the clumges in the 

 personnel of the bureau were as follows : Eesignations, 68G ; deaths, 

 13; transfers from bureau, 59; furloughs, 30; terminations of ap- 

 pointments, 957; dismissals, 1; making a total of 1,74-G employees 

 dropixid from the rolls during that period. In the same period 1,00!) 

 appointments were made, leaving a net decrease of 14G in the total 

 force of the bureau. On Septeml:>er 1, 1919, the numerical strengtli 

 of the bureau was as follows : In Washington, 8G8 ; outside of Wash- 

 ington, 1,235 ; total, 2,103. The total number of emplo3^ees in the 

 bureau on the same date a year ago was 2,249. 



The activities of the bureau during the year are outlined more or 

 less fully in the 37 technical papers appearing in the Journal of Agri- 

 cultural Research, 4 papers in the Yearbook, 29 Farmers' Bulletins, 

 and GO Department Bulletins, circulars, etc. Certain of the more 

 striking results of the year's work, however, are here summarized. 



AGRONOMIC AND HORTICULTURAL INVESTIGATIONS. 



WHEAT. 



The classification of American wheat Aarieties is progressing I'ap- 

 idly. Complete descriptions of about 135 conunercially grown varie- 

 ties have been given, and keys have been constructed by wliich 

 varieties may be classified and identified. This classification is being 

 checked in the field again during the season of 1919 and will then bo 

 ready for publication. 



