CONTENTS 



Page 



General Principles 1 



Components of the Animal Body . . 1 



Components of Feeding Staffs ... 3 



The Animal Body as a Machine . . 4 



Feed Requirements 14 



The Computation of Rations 19 



General Considerations ..... 19 



Total Feed Required ...... 20 



Page 

 The Computation of Rations— Continued. 



Improvement of a Ration 21 



Computing a Ration from Given Feed- 

 ing Stuffs 22 



The Choice of Feeding Stuffs . 25 



The Compounding of Rations . 28 



Bearing on Farm Management 29 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 



1916 



