BUREAU OF PLANT INDUSTRY. 



B. T. GALLOWAY, 

 Pathologist niul I'luisiolooist, and Chief of Bureau. 



VEGETABLE I'ATHOLOGICAL AND I'HYSIOLOGICAL INVESTIGATIONS. 



Albert F. Wood^jj Pathologist and Physiologist in Charge, Acting Chief of fiurcau in 



Absence of Chief. 



BOTANICAL INVESTIGATIONS. 

 Fkederick v. Coville. Botanist in Charge. 



FARM MANAGEMENT. 

 W. J. Spillman, Agriculturist in Charge. 



POMOLOGICAL INVESTIGATIONS. 

 G. B. Brackett, Pomologist in Charge. 



SEED AND TLANT INTRODUCTION AND DISTRIBUTION. 

 A. J. PieterSj Botanist in Charge. 



ARLINGTON EXPERIMENTAL FARM. 

 L. C. CoRBETT, Horticulturist in Charge. 



INVESTIGATIONS IN THE AGRICULTURAL ECONOMY OF TROPICAL AND SUB- 

 TROPICAL PLANTS. 



O. F. Cook, Bionomist in Charge. 



DRUG AND POISONOUS PLANT INVESTIGATIONS AND TEA CULTURE 



INVESTIGATIONS. 



Rodney H. True, Physiologist in Charge. 



WESTERN AGRICULTURAL EXTENSION. 



Carl S. Scofield, Agriculturist in Charge. ' 



EXPERIMENTAL GARDENS AND GROUNDS. 

 E. M. Byrnes, Superintendent. 



SEED LABORATORY. 

 Edgar Brown, Botanist in Charge. 



J. E. Rockwell, Editor. 

 James E. Jones, Chief Clerk. 



VEGETABLE PATHOLOGICAL AND PHYSIOLOGICAL INVESTIGATIONS. 



SCIENTIFIC STAFF. 



Albert F. Woods, Pathologist and Physiologist in Charge. 



Erwin F. Smith, Pathologist in Charge of Lahoratory of Plant Pathology. 



Herbert J. Webber, Physiologist in Charge of Laboratory of Plant Breeding. 



Walter T. Swingle, Physiologist in Charge of Laboratory of Plant Life History. 



Newton B. Pierce, Pathologist in Charge of Pacific Coast Laboratory. 



M. B. Waitk, Pathologist in Charge of Inrcstigations of Diseases of Orchard Fruits. 



Mark Alfred Carleton, Cerealisi in Charge of Cereal Laboratory. 



Hermann von Schrenk. in Charge of Mississippi Valley Laboratory. 



P. H. Rolfs, Pathologist in Charge of Subtropical Laboratory. 



C. O. Townsend, Pathologist in Charge of Sugar Beet Investigations. 



T. H. Kearney, A. D. Shamel, Physiologists, Plant Breeding. 



v. H. Dorsett," Cornelius L. Shear. William A. Orton, W. M. Scott, Ernst A. 



Bessey, E. M. Freeman. Pathologists. 

 E. C. Chilcott, Expert in Cultirating Methods, Cereal Laboratory. 

 C. R. Ball, Assistant Aqrostoloqist, Cereal Laboratory. 

 .Joseph B. Chamberlain,'' J. Arthi'r Le Clerc,p Physiological Chemists. 

 Flora W. Patterson. Miieoloqist. 

 Charles P. Hartley, K.\rl F. Kellerman, Jesse B. Norton, Charles J. Brand, 



T. Ralph Robinson, Assistants in Physiology. 

 Deane B. Swingle, George G. Hedgcock, Assistants in Pathology. 

 Perley Spauldinc;. P. J. O'Gara, Florence Hedges. Henry A. Miller, Ernest B. 



Brown, Leslie A. Fitz, Leonard L. Harter, .Iohn O. Merwin, A. II. Leidigh, H. B. 



Blanchard. Scientific Assistants. 

 W. W. Cobey, Tobacco E.rpert. 

 John van Leenhoff, Jr., T. I). Beckwith, Experts. 



" Detailed to Seed and Plant Introduction and Distribution. 

 "Detailed to Bureau of Chemistry. 

 " Detailed from Bureau of Cliemistry. 



