188 



BEEF PRODUCTION 



We reproduce a table from Doctor Jordan's "The 

 Feeding of Animals," 1 which will aid the reader to 

 understand the relation between the chemical elements 

 and the chemical compounds to which we have referred. 



COMPOSITION OF FOOD STUFFS. 



It is necessary, first of all, that the stock raiser recog 

 nize the fact that the elements with which he fertilizes 

 his soil will reappear later on, in a measure large or small, 

 in the bodies of the animals he fits for market. These 

 elements will have suffered two transformations in the 

 meantime, being assimilated, first, by the plant, and 

 second, by the animal. All the undigested portion of 

 the animal's food will have been returned to the land as 

 fertilizer, and all the digested portion as well, except so 

 much as has been permanently incorporated in the ani- 



1 New York: The Macmillan Co. 



