B. P. I.—1. V. P. P.—S6. 
BULLETIN No. 1. 
U. S. DEPARTMENT OF AGRICULTURE. 
BUREBAYD OF. PLANT INDUSTRY. 
B. T. GALLOWAY, Chief. 
VEGETABLE PATHOLOGICAL AND PHYSIOLOGICAL 
INVESTIGATIONS. 
ALBERT F. WOODS, Pathologist and Physiologist. 
THE RELATION OF LIME AND MAGNESIA 
TO. PLANT GROWTH. 
I. LIMING OF SOILS FROM A PHYSIOLOGICAL STANDPOINT. 
By Oscar Loew, Expert in Physiological Chemistry. 
Il. EXPERIMENTAL STUDY OF THE RELATION OF LIME AND MAG-.- 
NESIA TO PLANT GROWTH. 
By D. W. May, Of the Office of Experiment Stations. 
IssvED OcToBER 4, 1901. 
WASHINGTON: 
GOVERNMENT PRINTING OFFICE. 
1901. 
