8 
BULLETIN 470, U. S. DEPARTMENT OF AGRICULTURE. 
but practically no crumb, and since it proved to be rather brittle and 
tasteless, such bread was not used in the studies with the other sor- 
ghums. The data of the experiments are given in the following 
tables: 
Data of digestion experiments with hard l-afir bread in a simple mixed diet containing 
milk. 
Weight. 
Water. 
Protein. 
Fat. 
Carbohy- 
drates. 
Ash. 
Experiment No. 89, subject R. L. S.: 
Grams. 
1.447.1 
4,326.8 
333.5 
33.9 
Grams. 
292.0 
3, 764. 3 
289.8 
Grams. 
146.6 
142.8 
2.7 
Grams. 
144.7 
173.1 
.7 
Grams. 
842.9 
216.3 
38.7 
33.9 
Grams. 
20 9 
Milk 
30 3 
1.6 
Sugar 
Total food consumed 
6,141.3 
102.9 
4,346.1 
292.1 
39.9 
252.2 
31S.5 
20.4 
298.1 
1,131.8 
26.9 
1,104.9 
52 8 
Feces 
15 7 
37 1 
Digestibility of entire ration (per cent) . 
86.3 
93.6 
97.6 
70.3 
Estimated digestibility of bread alone 
(per cent) 
76.0 
97.9 
Experiment No. 90, subject I. D. B.: 
Kafir bread 
1, 177. 5 
4. 309. 3 
1. 289. 4 
201.7 
237.6 
3, 749. 1 
1, 120. 5 
119.3 
142.2 
10.3 
117.7 
172.4 
2.6 
685.9 
215.4 
149.6 
201.7 
17 
Milk 
30 2 
6 4 
Sugar 
Total food consumed 
6, 977. 9 
161.8 
5, 107. 2 
271.8 
73.2 
198.6 
292.7 
24.6 
268.1 
1,252.6 
45.9 
1,206.7 
53 6 
Feces 
18.1 
Amount utilized 
Digetibility of entire ration (per cent). 
73.1 
91.6 
96.3 
66.2 
Estimated digestibility of bread alone 
(per cent) 
43.5 
96.7 
Experiment No. 91, subject W. D.: 
914.6 
4, 335. 3 
1, 389. 3 
184.6 
3,771.7 
1,207.3 
92.6 
143.1 
11.1 
91.5 
173. 4 
2.8 
532.7 
216.8 
161.2 
13 2 
Milk 
30 3 
Orange 
6.9 
Sugar 
1" 
Total food consumed 
6, 639. 2 
102.7 
5,163.6 
246.8 
38.0 
208.8 
267.7 
20.0 
247.7 
910.7 
28.1 
882.6 
50.4 
Feces 
16.6 
Amount utilized 
33.8 
Digestibility of entire ration (per cent) . 
84.6 
92.5 
96.9 
67.1 
Estimated digestibility of bread alone 
(per cent) 
65.4 
98.6 


Experiment No. 92, subject E. E. M.: 
1, 135. 2 
4,294.0 
1,515.6 
195.2 
229.1 
3, 735. 8 
1,317.1 
115.0 
141.7 
12.1 
113.5 
171.8 
3.0 
661.2 
214.7 
175.8 
195.2 
16.4 
Milk 
30.0 
Orange 
7.6 
Sugar 
Total food consumed 
7, 140. 
124.6 
5, 282. 
26S.8 
57.0 
211.8 
288.3 
15.8 
272.5 
1,246.9 
34.5 
1,212.4 
54.0 
Feces 
17.3 
Amount utilized 
36.7 
Digestibility of entire ration (per cent). 
78.8 
94.5 
97.2 
68.0 
Estimated digestibility of bread alone 
55.7 
98.7 
Experiment No. 98, subject I. D. B.: 
1,307.3 
4, 305. 3 
1,466.5 
207.8 
164.7 
3, 745. 6 
1,274.4 
152.9 
142.1 
11.7 
320.3 
172.2 
3.0 
643.2 
215.3 
170.1 
207.8 
26.2 
Milk 
30.1 
7.3 
Sugar 
Total food consumed 
7,286.9 
181.8 
5, 184. 7 
306.7 
93.2 
213. 5 
495.5 
26.2 
469.3 
1, 236. 4 
43.3 
1,193.1 
63.6 
19.1 
Amount utilized 
44.5 
Digestibility of entire ration (per cent). 
69.6 
94.7 
96.5 
70.0 

Estimated digestibility of bread alone 
(per cent) 
43.0 
97.2 
