THE FEED REQUIREMENTS OF FARM ANIMALS 143 



nance of a 1000-pound cow: digestible protein, 0.7 lb., and 

 total nutriment {i.e. digestible protein plus digestible car- 

 bohydrates plus 2.25 times digestible fat), 7.925 lb. To 

 produce 1 pound of milk of varying degrees of richness, he 

 suggests the addition of digestible protein and total nutri- 

 ment as given in Table 17. 



