lOO 



MAIXE AGRICULTURAL EXPERIMENT STATION. 



ration over that in the other to get the required amount of 

 protein. 



Three good Jersey cows quite fresh in milk were used, and it 

 will be seen that they were fed a cottonseed meal ration in the 

 first and fourth periods; the object being to test their ability to 

 make good butter in the first period and the effect of the advance 

 in time of lactation in the fourth period. 



DAILY R-\TIOX FOR EACH AXIMAL. 



Basal ration of, hay, lo pounds, silage, 25 pounds. 



Period I. Eight pounds grain mixture : 3 parts cottonseed 

 meal ; 2 parts wheat bran ; 3 parts corn meal. 



Period II. Eight pounds grain mixture: 9 parts Chicago 

 gluten meal ; 4 parts wheat bran ; 3 parts corn meal. 



Period III. Eight pounds grain mixture : 3 parts King glu- 

 ten meal ; i part wheat bran. 



Period IV. Eight pounds grain mixture. Same as period I. 



DIGESTIOX COEFFICIEXTS USED IX CALCULATIXG THE DIGESTIBLE 

 XUTEIENTS IN' THE ESPERIMEXTS HERE REPORTED. 











 p 







6 

 "3 

 p 



3 



5« 



SCO 



c g 



i 



Hav 



% 

 44 



56 



88 



% 

 52.0 



~2 



% 



62 

 76 



64 



% 

 39 





73 



Cottonseed meal 



97 



Gluten meals 



87 



- 



91 



88 





So 

 82.4 



43 



81 

 87.4 



81 



Flax meal 



95.3 



Corn meal 



77 



- 



^2 



92 





78 



25 



68 



72 







