1891.] PUBLIC DOCUMENT — No. 33. 73 



food constituents to one part of digestible nitrogenous food 

 constituents, 1 : 4.5 to 1 : 5.5. 



The daily diet of the second division (4-6) contained, 

 during a corresponding period of the feeding experiment, 

 one part of digestible nitrogenous food constituents to from 

 6.99 to 7.3 parts of digestible non-nitrogenous food constit- 

 uents, 1:6.99 to 1:7.3. Subsequently a diet similar to 

 that adopted for the first division was substituted. 



Fodder Combinations used in Division I. (1-3). 

 The daily quantity of the subsequently stated fodder 

 rations was regulated by the appetite of each animal. 



a. September 16 to September 30 : — 



Two pounds of rowen, 1 pound of a mixture consisting of wheat 

 bran, 2 weight parts ; gluten meal, 1 weight part. 

 Nutritive ratio, 1 : 4.75. 



b. October 1 to December 31 : — 



Two pounds of rowen, 1 pound of a mixture consisting of wheat 

 bran and gluten meal, equal weights. 

 Nutritive ratio, 1 : 4.55. 



c. January 2 to January 20 : — 



One pound of rowen, 3£ pounds of corn ensilage, 1 pound of 

 the same grain mixture as in ration b. 

 Nutritive ratio, 1 : 5.09. 



d. January 21 to February 3 : — 



Seven pounds of corn ensilage, 1 pound of grain mixture as in 

 ration b. 



Nutritive ratio, 1 : 5.5. 



Cost of Above Fodder Rations for Weights stated. 



Total cost of feed consumed (cents), 

 Manurial value obtainable (cents), 

 Net cost of feed (cents), 



Fodder Combinations used in Division II. (4-6) . 



a. September 16 to December 31 : — 



Two pounds of rowen, \ pound of a mixture consisting of corn 

 meal, 10 weight parts ; wheat bran, 2 weight parts ; gluten meal, 

 1 weight part. 



Nutritive ratio, 1 : 7.00. 



