518 



STATE BOARD OF AGRICULTURE. 



SUMMARY OF DIGESTIBILITY OF PROTEIDS ON BASIS OF NITROGEN IN FECES AFTER REMOVAL OF 



NITROGEN PRODUCTS OF METABOLISM. 



NITROGEN PRODUCTS OF METABOLISM IN THE FECES. 



FiBST EXPERIMENT. 



Wet feces. 

 Dry feces.. 



Loss on drying. 



Wet feces 



Treated feces. 



Total N. Products. 



Wet feces. 

 Dry feces.. 



Loss on drying. 



Wet feces 



Treated feces. 



Total N. products , 



Wet feces. 

 Dry^ feces., 



Loss on drying. 



Wet'feces 



Treated feces 



Total N. products. 



Wet feces. 

 Dry feces.. 



Loss on drj'ing. 



Wet feces 



Treated feces. 



Total N. products.. 



Cow 1. 



First period. 



25.28 grams 

 21.08 grams 



3.00^52.76= 6.8% 



25.28 grams 

 18.40 grams 



6.82-f52.76=12.9% 



Second period. 



32.06 grams 

 26.11 grams 



5.95-f68.9 =8.6% 



32.06 grams 

 23.54 grams 



8.52-^68.9=12.3% 



Third period. 



33.06 grams 

 29.96 grams 



3.10 -^81. 4 =3.8% 



33.00 grams 

 20.00 grams. 



7.00H-81.4=8.6% 



Fourth period. 



29.74 grams 

 26.59 grams 



3.15-^35.3=4.8% 



29.74 grams 

 23.17 grams 



C.57-^ 65. 3=10.1% 



Cow 2. 



First period. 



31.35 grams 

 27.35 grams 



4.00^65.57= 6.1% 



31.35 grams 

 23.65 grams. 



7.70-^65.57=11.7% 



Second period. 



33.01 grams 

 28.05 grams 



4.96-^68.9=7.2% 



33.01 grams 

 25.05 gnams 



7.9frf 68.9=11. 5% 



Third period. 



38.60 grams 

 31.02 grams 



7.784-81.4 =9.5% 



38.00 grams 

 25.84 grams 



12.76-f81.4=15.7% 



Fourth period. 



30.29 grams 

 27.64 grams 



2.65-^65.3=4.1% 



30.29 grams 

 22.94 grams 



7.35^65.3=11.3% 



