BULLETIN No. 195 



JUNE, 1917 



TECHNICAL BULLETIN No. 2 



ALABAMA 



Agricultural Experiment Station 



OF THE 



Alabama Polytechnic Institute 



AUBURN 



The Cause of the Disappearance of Cuma* 

 rin, Vanillin, Pyridine and Quinoline 



in the Soil 



By 

 WILLIAM J. ROBBINS, BotaiWst 



1917 



Post Publishins Company 



Opelilra, Ala. 



