LETTER OF SUBMITTAL. 
U.S. DEPARTMENT OF AGRICULTURE, 
DIVISION OF VEGETABLE PHYSIOLOGY AND PATHOLOGY, 
Washington, D. C., March 20, 1900. 
Ste: In accordance with a plan of cooperative work between this 
Division and the Division of Soils, I respectfully submit herewith the 
manuscript of a report on some physiological investigations of Con- 
necticut leaf tobacco, by Dr. Oscar Loew. The work deals with a 
number of questions relating to the physiology of the leaf and the 
changes which take place during the processes of curing and sweating. 
Respectfully, 
B. T. GALLOWAY, 
Chief of Division. 
Prof. MILTON WHITNEY, 
Chief, Division of Soils, 
In Charge of Tobacco Investigations. 
