_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_, Erwin F. Smith, Pathologist in Charge. _Investigations of Diseases of Fruits_, Merton B. Waite, Pathologist in Charge. _Laboratory of Forest Pathology_, Haven Metcalf, Pathologist in Charge. _Plant Life History Investigations_, Walter T. Swingle, Physiologist in Charge. _Cotton and Tobacco Breeding Investigations_, Archibald D. Shamel, Physiologist in Charge. _Corn Investigations_, Charles P. Hartley, Physiologist in Charge. _Alkali and Drought Resistant Plant Breeding Investigations_, Thomas H. Kearney, Phy…
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