BUREAU OF PLANT INDUSTRY. 
Pathologist and Physiologist, and Chief of Bureau, Beverly T. Galloway. 
Pathologist and Physiologist, and Assistant Chief of Bureau, Albert F. Woods. 
Laboratory of Plant Pathology, Exwin WF. Smith, Pathologist in Charge. 
Investigations of Diseases of I'ruits, Merton B. Waite, Pathologist in Charge. 
Labeoratory of Forest Pathology, Haven Metcalf, Pathologist in Charge. 
Truck Crop Diseases and Plant Disease Survey, William A. Orton, Pathologist in Charge. 
Plant Life History Investigations, Walter T. Swingle, Physiologist in Charge. 
Cotton Breeding Investigations, Archibald D. Shame] and Daniel N. Shoemaker, Physiolo- 
gists in Charge. : 
Tobacco Investigations, Archibald D. Shamel, Wightman W. Garner, and Ernest H. 
Mathewson, in Charge. 
Corn Investigations, Charles P,. Hartley, Physiologist in Charge. 
Alkali and Drought Resistant Plant Breeding Investigations, Thomas H. Kearney, Physi- 
ologist in Charge. 7 
Soil Bacteriology and Water Purification Investigations, Karl F. Kellerman, Physiologist 
in Charge. 
Bionomic Investigations of Tropical and Subtropical Plants, Orator F. Cook, Bionomist 
in Charge. 
Drug and Poisonous Plant Investigations and Tea Culture Investigations, Rodney H. 
True, Physiologist in Charge. 
Physical Laboratory, Lyman J. Briggs, Physicist in Charge. 
Crop Technology and Fiber Plant Investigations, Nathan A. Cobb, Crop Technologist in 
Charge. : - 
Taxonomic and Range Investigations, Frederick V. Coville, Botanist in Charge. 
Farm Management Investigations, William J. Spillman, Agriculturist in Charge. 
Grain Investigations, Mark Alfred Carleton, Cerealist in Charge. 
Arlington Exrperimental Farm, Lee C. Corbett, Horticulturist in Charge. 
Vegetable Testing Gardens, William W: Tracy, sr., Superintendent. | 
Sugar-Bect Investigations, Charles O. Townsend, Pathologist in Charge. 
Western Agricultural Extension Investigations, Carl S. Scofield, Agriculturist in Charge. 
Dry-Land Agriculture Investigations, ©. Channing Chilcott, Agriculturist in Charge. 
Pomological Collections, Gustavus B. Brackett, Pomologist in Charge. 
Field Investigations in Pomology, William A. Taylor and G. Harold Powell, Pomologists 
in Charge. 
ALeperimental Gardens and Grounds, Edward M. Pyrnes, Superintendent. 
Loreign Seed and Plant {ntroduction, David Fairchild, Agricultural Explorer in Charge. 
Forage Crop Investigations, Charles V. Piper, Agrostologist in Charge. 
Seed Laboratory, Edgar Brown, Botanist in,Charge. 
Grain Standardization, John D. Shanahan, Crop Technologist in Charge. 
Subtropical Laboratory and Garden, Miami, Fla., Ernst A. Bessey, Pathologist in Charge 
Plant Introduction Garden, Chico, Cal., August Mayer, Expert in Charge. 
South Teras Garden, Brownsville, Tex., Edward C. Green, Pomologist in Charge. 
Farmers’ Cooperative Demonstration Wgrk, Seaman A. Knapp, Special Agent in Charge. 
Seed Distribution> (Directed by Chief of Bureau), Lisle Morrison, Assistant in General 
Charge. - 
* 
Editor, J. . Rockwell. 
Chief Clerk, James H. Jones. 
