UNITED STATES DEPARTMENT OF AGRICULTURE 

 BULLETIN No. 215 



Contribution from the Bureau of Chemistry 

 CARL L. ALSBERG, Chief 



Washington, D. C. 



PROFESSIONAL PAPER 



May 21, 1915 



COMPOSITION OF CORN (MAIZE) MEAL MANU- 

 FACTURED BY DIFFERENT PROCESSES AND 

 THE INFLUENCE OF COMPOSITION ON 

 THE KEEPING QUALITIES 



By 



A. L. WINTON, W. C. BURNET, 

 and J. H. BORNMANN 



CONTENTS 



Introduction 1 



Consumption of Corn Meal 2 



Manufacture of Corn Meal . . . . . 3 



Products of Corn Milling 5 



Composition of the Products of Corn 



Milling 6 



Spoilage of Meal 15 



Relation of Moisture Content to Keeping 

 Quality of Degerminated Bolted Roller- 

 ground Meal 16 



Comparative Keeping Quality of Whole- 

 kernel Stone-ground Meal and Deger- 

 minated Bolted Roller-ground Meal . 22 



Summary 30 



• WASHINGTON 

 GOVERNMENT PRINTING OFFICE 



1915 



