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~ U.S. DEPARTMENT OF AGRICULTURE. 
-. * BUREAU OF PLANT INDUSTRY. 
4 nok ee: Vanes eee B. T. GALLOWAY, Chief. 
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- VEGETABLE PATHOLOGICAL AND PHYSIOI 
- - INVESTIGATIONS. 
ALBERT F. WOODS, Pathologist and Physiologist. 
THE RELATION OF LIME AND MAGNESIA 
S210 PLANT GROWTH. 
IMING OF SOILS FROM A PHYSIOLOGICAL STANDPOINT.. 
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PERIMENTAL STUDY OF THE RELATION OF LIME AND MAG- 
- NESIA TO PLANT GROWTH. 
By D. W. May, Of the Office of Experiment Statious. 
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PSE OES pase -? Bee Se By Oscar Loew, Expert in Physidlogical Chemistry. 
