BUREAU OF PLANT INDUSTRY. 



OFFICERS. 



B. T. Galloway, Chief. 



Albert F. Woods, Pathologist and Physiologist. 



F. V. Coville, Botanist. 



G. B. Brackett, Pomologisl. 

 W. J. Spillman, Agrostologist. 



VEGETABLE PATHOLOGICAL AND PHYSIOLOGICAL INVESTIGATIONS. 



SCIENTIFIC STAFF. 



Albert F. Woods, Pathologist and Physiologist. 



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



George T. Moore, Physiologist in Charge of Laboratory of Plant Physiology. 



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



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



Hermann von Schrenk, Pathologist in Charge of Mississippi Valley Laboratory. 



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



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



Mark A. Carleton, Cerealist. 



Walter T. Swingle, Physiologist in Charge of Life History Investigations. 



C. O. Townsend, Pathologist. 



B. M. Duggar, Physiologist. 

 Rodney H. True,« Physiologist. 

 T. H. Kearney, Physiologist. 

 Cornelius L. Shear, Assistant Pathologist. 

 William A. Orton, A.ssistant Pathologist. 

 Ernst A. Bessey, b Assistant Physiologist. 

 Flora W. Patterson, Mycologist. 



Joseph S. Chamberlain, Expert in Physiological Chemistry. 

 R, E. B. McKenney, Expert. 



C. P. Hartley, Assistant in Physiology, Plant-Breeding Laboratory. 



a Detailed to Botanical Investigations and Experiments. 

 6 Detailed to Seed and Plant Introduction. 



