39 



Table 26. — Results of digestion experiment No. ,317. 



o Calculated according to the assumption that 90 per cent of the fat in the bread is digestible. 



During this experiment the subject eliminated 4,747.6 grams urine, 

 containing 65.99 grams nitrogen. The total nitrogen balance per day- 

 was therefore as follows: Income in food, 23.22 grams; outgo in urine, 

 16.50 grams, and in feces, 1.29 grams, implying a gain of 5.43 grams 

 nitrogen, corresponding to 33.9 grams protein. 



DIGESTION EXPERIMENT NO. 318. 



lund of food. — Milk, and bread made from entire-wheat flour. 

 Suljeet.—lsl^iW No. 1, as in experiment No. 309. 

 Weigld.—Kt the beginning of the experiment, 167.25 pounds; at the 

 close, 168 pounds. 



Duration. — Four days, with twelve meals, beginning with breakfast 



May 5, 1902. 



Table 27. — Results of digestion experiment No. 318. 



