BUREAU OF PLANT INDUSTRY. 



B. T. GALLOWAY, 



Pathologist and Physiologist, and Chief of Bureau. 



\^EGETABLE PATHOLOGICAL AND PHYSIOLOGICAL INVESTIGATIONS. 



Albert F. Woods, Pathologist and PJn/siologist in Charge, 



Acting Chief of Bnreau in Absence of Chief. 



BOTANICAL INVESTK^ATIONS AND EXPERIMENTS, 



Frederick V. Coville, Botanist in Cltarge. 



GRASS AND FORAGE PLANT INVESTIGATIONS. 

 W. J. Spillman, Agricidturist in Charge. 



POMOLOGICAL INVESTIGATIONS. 



G. B. Brackett, Pomologist in Charge. 



SEED AND PLANT INTRODUCTION AND DISTRIBUTION. 

 A. J. PiETERS, Botanist i)t 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. 



SEED AND PLANT INTRODUCTION AND DISTRIBUTION. 



SCIENTIFIC STAFF. 



A. J. PiETERs, Botanist in Chargr. 



W. W. Tracy, sr.. Superintendent of Testing Gardens. 



S. A. Knapp, Special Agent. 



David Fairchild, Agricultural E.vplorer. 



John E. W. Tracy, Assistaid Superintendent of Testing Gardens. 



George W. Oliver, Expert. 



W. W. Tracy, jr., Assistant Botanist. 



