Issued February 3, 1908. 



U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF CHEMISTRY BULLETIN No. 111. 



H. \V. WILKY, chief of Bureau. 



THE FERMENTING POWER OF PURE YEASTS 

 AND SOME ASSOCIATED FUNGI. 



By 

 WM. B. ALWOOD, 



IN CHARGE, ENOLOGICAL-CHEMICAL INVESTIGATIONS. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 



1908. 



