BUREAU OF PLANT INDUSTRY. 



B. T. GALLOWAY, 



Pathologist and Physiologist, and Chief of Bureau. 



VEGETABLE PATHOLOGICAL AND PHYSIOLOGICAL INVESTIGATIONS. 



Albert F. Woods, Pathologist and Physiologist in Charge, Acting Chief of Bureau in Absence of Chief. 



BOTANICAL INVESTIGATIONS AND EXPERIMENTS. 



Frederick V. Coville, Botanist in Charge. 



GRASS AND FORAGE PLANT INVESTIGATIONS. 

 W. J. Spillman, Agriculturist in Charge. 



POMOLOGICAL INVESTIGATIONS. 

 G. B. Brackett, Pomologist in Charge. 



SEED AND PLANT INTRODUCTION AND DISTRIBUTION. 

 A. J. PiETERS, Botanist in Charge. 



ARLINGTON EXPERIMENTAL FARM. 

 L. C. CORBETT, Horticulturist in Charge. 



EXPERIMENTAL GARDENS AND GROUNDS. 

 E. M. Byrnes, Superintendent. 



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 Laboratory 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 Coa.s-< Laboratory. 



M. B. Waite, Pathologist in Charge of Investigations of Diseases of Orchard Fruits. 



Mark Alfred Carleton, Ccrealist in Charge of Cereal Investigations. 



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. 



P. H. DORSETT," Pa^/ioto^w^. 



T. H, Kearney, Physiologi.st, Plant Breeding. 



Cornelius L. Shear, Pathologist. 



William A. Orton, Pathologist. 



W. M. Scott, Pathologist. 



Joseph S CHAMBERhAiisi, b Physiological Chemi.st, Cereal Investigations. 



Ernst A. Bessey, Pathologist. 



Flora W. Patterson, Mycologist. 



Charles P. Hartley, Assistant in Physiology, Plant Breeding. 



Karl F. KEi.hERiiA's, Assi.stant in Phy.nology. 



Deane B. Sv<'i}iGLE, Assistant in Pathology. 



Jesse B. Norton, As.nstant in Phy.siology. Plant Breeding. 



James B. 'Rorer, Assistant in Pathology . 



Lloyd S. Tenny, As.nstant in Pathology. 



George G. 'Ret)GCO(:'k., Assistant in Pathology. 



Perley Spaulding, Scientific Assistant. 



P. J. O'Gara, Scientific Assistant, Plant Pathology. 



A. D. Shamel, Scientific Assistant, Plant Breeding. 



T. Ralph HoniNSoy;, Assistant in Physiology. 



Florence Hedges, Scientific Assistant, Bacteriology. 



Charles J. Brand, Assistant in Physiology, Plant Life History. 



Henry A. 1\\.i\aje.r. Scientific Assistant, Cereal Investigations. 



Ernest B. Bro'K-s, Scientific Assistant, Plant Breeding. 



Leslie A. Firz, Scientific Assistant, Cereal Investigations. 



Leonard L. Harter, Scientific Assistant, Plant Breeding. 



John O. Merwis, Scientific Assistant. 



W. W. Cobey, Tobacco Expert. 



John van Leenhoff, Jr. , Expert. 



J. Arthur Le Cler';-,'- Physiological Chemist, Cereal Investigations. 



T. D. Beckwith, Expert, Plant Physiology. 



a Detailed to Seed and Plant Introduction and Distribution. 

 b Detailed to Bureau of Chemistry. 

 c Detailed from Bureau of Chemistry, 



