EXPERIMENT STATION BULLETINS. 



51' 



SECOND EXPERIMENT, PERIOD FOUR. 



Feed given, 3. 6 pounds dried beet pulp, 3. 8 pounds oat straw, 1.3 pounds clover hay, 0.5 pounds bran, 0.5 pounds com and cob 

 meal. 

 Tot.nl dry matter 8.71 pounds per cow per day. 

 Nutritive ratio 1 to 12.2. 



Cow 1. 



Grams op Nitroqen in 



Cow 2. 



Food. 



(1) 

 (2) 

 (3) 

 (4) 

 (5) 

 (6) 

 (7) 



54.1 

 56.0 

 5G.0 

 56.0 

 56.0 

 56.0 

 56.0 



Sum 390. 1 

 Avg. 55.7 



Urine. 



16.2 

 20.3 

 20.5 

 20.4 

 17.8 

 23.6 

 18.1 



Food. 



136.9 

 19.5 



Daily gain,' grams 5.8 



Daily loss 



Digestibility of proteids on basis of N. in wet feces 37.0% 



N. in dry feces 41.7% 



N. in treated feces 54.6% 



(1) 



(2) 

 (3) 

 (4) 

 (5) 

 (6) 

 (7) 



56.0 

 50.0 

 56.0 

 56.0 

 56.0 

 56.0 

 56.0 



392.0 

 56.0 



Urine. 



18.3 

 28.4 

 27.9 

 28.8 

 21.7 

 24.6 

 21.0 



170.7 

 24.4 



Daily gain, grams 5 



Daily loss 



Digestibility of proteids on basis of N. in wet feces. . . 45. 2% 



N. In dry feces 49.9% 



N. in treated feces 01.9% 



* Not counted in the averages. 



SUMMARY OF DIGESTIBILITY OF PROTEIDS ON THE BASIS OF NITROGEN IN THE WET FECES. 



♦Period 4 in first experiment was of but four days duration and it is not considered to give very reliable data, but is 

 inserted for what it is worth. 



SUMMARY OF DIGESTIBILITY OF PROTEIDS ON BASIS OF NITROGEN IN DRY FECES. 



