BLREAl OF PLANT INDUSTRY. 



B. T. (JALLOWAY, 



Putholoijist and J'liysiologist, and Chief of Jiincau. 



VEGETABLE PATHOLOGICAL AND PHYSIOLOGICAL INVEST! 3ATIONS. 



\LnEKT F Woons, Palhohn/ist and I-hysioln;,ist in Charfjc, Actini, Chief of Bureau in 



Absence of Chuf. 



BOTANICAL INVESTIGATIONS AND ENPERIMENTS. 



PUEDERICK V. CoviLLE, Botunisl in Charge. 



GRASS AND FORAGE PLANT INVESTIGATIONS. 



W. J. Spillman, Agrostologist in Charge. 



POMOLOGICAL INVESTIGATIONS. 



(;. B. Bu.vcKETT, Pomologist in Charge. 



SEED AND PLANT INTRODUCTION AND DISTRIBTTION. 



A. J. PiETERS, Botanist in Charge. 



ARLINGTON EXPERIMENTAL FARM. 



L. C. COUBETT, Horticulturist in Charge. 



EXPERIMENTAL GARDENS AND GROUNDS. 



E. M. Byrn'es, Superintendent. 



\ 



J. E. Rockwell, Editor. 

 .T.\MES E. .Toxes, Chief Clerk. 



VEGETABLE PATHOLOGICAL AND PHYSIOLOGICAL INVESTIGATIONS. 



SCIENTIFIC STAFF. 



Albert F. Woous, Pathologist and Physiologist in Charge. 



Krwix F Smith, Pathologist in Charge of Laboratory of Plant Pathology. 



Georce f. Moore. Physiologist in Charge of Laboratory of Plant Physiology. 



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



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



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



M. B. Waite. Pathologist in Charge of Inrestigations of Diseases of Orchard Fruits. 



Mark Alfred Carletox, Cerealist in Charge of Cereal Inrestigations. 



IIer.maxx vox ScHitEXK, in Charge of Mississi])pi Valley Laboratory. 



P. H. Rolfs, Patholngi.yt in Cliarge of f!uhtropie<il Laboratory. 



('. «». Towxsexd, Pathologist in Charge of i^iigar Beet Inrestigations. 



r. H. Dorsett," Pathejlogist. 



T. 11. Keakxey, Physiologist, Plant Breeding. 



CoiiXELUs L. Shear. Palhologist. 



William A. Ortox, Palhologist. 



W. M. Scott. Pathologist. 



.losEPii S. CiiA.MBERLAix,'' Physiological Chemist, Cereal Inresti(/ations. 



I\i:xsT A. B::.ssey. Pathologist. 



Flora W. Pattersox, Mycologist. 



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



Karl F. Kell!;r.max, Assistant in PhysioU.gy. 



Deaxe B. Swingle, Assistant in Pathology. 



.IrssE P.. Norton, Assistant in Physiology, Plant Breeding. 



.Tames B. Rorer, Assistant in Pathology. 



Lloyd S. Texny, Assistant in Pathology. 



George <;. Hedgcock, .\ssistant in Pathology. 



I'EiiLEY Si'AiLDiNG, Scientific .Issistant. 



P. .T. O'Gara, Scientific Assistant, Ph.i:t Pathology. 



.\. D. SiiAMEL, Scientific Assistant, Plant Breeding. 



T. R>.lpii Ror.iNSOx. Assistant in Physiology. 



Florexce Hedges, Scientific Assistant, Bacteriology. 



CiiARLE.; .T. Brand, .issistant in Physiology, Plant Life History. 



IIi:xi;v A. Miller, Scientific Assistant, Cereal Inrestigations. 



Erxe'-'T B. Buowx, Sci<ntific Assistant, Plant Breeding. 



I.r.sLiE A. Fit/., Scientific .\ssiKiant . Cereal Inrestigations. 



LEiiXAltD L. Hartek. Scientific .[ssistant. Plant Breeding. 



•Ii'iix (». MEitwix. Scientific .\ssistant. Plant Physiology. 



W. W. C'oiiEV, Tobacco E.rpert . 



.loHN VAX Leex.hoff, .Tr.. E.rpert. 



^. .\RTHi"U Le Clerc,<" Physiological Chemist. Cereal- Inrestigations. 



T. I). Beck with, Expert, Plant Physiology. 



" Iteliiilod to Seed and Plant Introduction and Disti-ibuliou. 

 ''Detailed to Biii-eau of Cii'm'strv. 

 ■■ l)etailed from Bureau of Cl;emistry. 



