1897.] PUBLIC DOCUMENT — No. 33. 117 



In Table VII. it will be noticed that the wide ration, con- 

 taining 1.45 pounds of digestible protein, .54 pound of 

 digestible fat and 11.44 pounds of digestible carbohydrates,, 

 seemed to have produced a slight but noticeable increase in 

 the percentage of fat ; and the narrow ration, containing 2.85 

 pounds of digestible protein, .65 pound of digestible fat and 

 9.96 pounds of digestible carbohydrates, a slight increase in 

 the total nitrogenous matter. 



Recognizing the many serious difficulties in the way of 

 securing results that wnll show only the influence of feed or 

 feed constituents in the composition of milk, the writer would 

 of course draw no positive conclusions, but simply present 

 the figures as the results of two carefully conducted experi- 

 ments along this line of investigation. 



