Dec. 3 ,1917 
Fatness of Cattle and Feed Utilization 
469 
GASEOUS EXCRETION 
The excretion of carbon dioxid and methane, the latter being computed 
from the total carbon found in the combustible gases, is given in table 5: 
Table) 5 .—Gaseous excretion 
Period. 
Water. 
Carbon 
dioxid. 
In combustible 
gases. 
Methane 
computed 
from 
carbon. 
Ratio, 
hydro¬ 
gen to 
carbon. 
Hydro¬ 
gen. 
Carbon. 
Period 1: 
Subperiod 1.j 
Gm. 
2,320. 90 
2, 173. 04 
Gm. 
2.305- 76 
2, 310. 16 
Gm. 
16. 58 
17.27 
Gm. 
47- 39 
5i- 93 
Gm. 
63.32 
69-39 
2.858 
3. 007 
Subperiod 2.1 
First day. 
4) 493- 94 
4,615.92 
33- 85 
99-32 
132. 71 
2. 934 
Subperiod 3. 
2 , 2 57- 43 
2,234. 5 2 
2,301. 85 
2, 35O. 06 
17.78 
17-53 
53-04 
53-12 
70. 88 
70. 99 
2.983 
3-030 
Subperiod 4... 
f^fYvnri day. 
4.491- 95 
4,651.91 
35*31 
IO6. l6 
141.87 
3. 006 
Average. 
4.49 2 - 95 
4, 633.92 
34- 58 
102. 74 
j 137- 29 
2. 97O 
Period 2: 
Subperiod 1. 
7,118. 08 
6,55°- 47 
3.738- 82 
3,820.64 
24. 92 
25- 97 
76. 24 
77- 93 
101. 88 
104. 13 
3- 059 
3.001 
Subperiod 2 . 
First day. 
13,668. 55 
7.559- 46 
50.89 
154-17 
206. 01 
3.029 
Subperiod 3. 
6, 712. 28 
6,965. 47 
3. 73°- 76 
3. 727- 53 
25. 90 
23. 88 
78.60 
75- 54 
105- 03 
100. 94 
3- °3S 
3- 163 
Subperiod 4. 
Second day. 
i3> 677- 75 
7.458. 29 
49.78 
154. 14 
205.97 
3. 096 
Average. 
131673- *5 
7, 508. 88 
50- 34 
154. 16 
205. 99 
3- 063 
Period 3 : 
Subperiod 1. 
5,480. 06 
7, 662. 40 
4,319.04 
4, 534- 97 
24. 97 
26. 93 
75- 05 
81. 01 
100. 28 
108. 25 
3-005 
3. 008 
Subperiod 2. 
First day. 
13,142. 46 
8,854. 01 
5i- 90 
156. 06 
208. 53 
3. 007 
Subperiod 3. 
9,998.87 
iOjOii 85 
4,614. 54 
4,678. 52 
27.46 
27.94 
81. 96 
84. 92 
IOO. K 2 
113. 48 
2.985 
3-039 
Subperiod 4 ° . 
Second day. 
20,010. 72 
9,293. 06 
55-4° 
166. 88 
223. OO 
3.012 
Average. 
16,576.59 
9> °73- 54 
53- 65 
161.47 
215- 77 
3. OIO 
Period 4: 
Subperiod 1. 
3.7°7- 71 
3,972.70 
r ‘ 
2,937- 49 
2,928. 18 
19. 96 
18. 58 
j 
61. 04 
55- 95 
8i- 57 
74- 76 
3- 058 
3. 012 
Subperiod 2. 
First day. 
7, 680. 41 
5.865.67 
38. 54 
116. 99 
156- 33 
3- 033 
Subperiod 3. 
3 j 9 2 4- 83 
3i 9 2 5- 62 
2,963.99 
2,958- 43 
18. 77 
18. 30 
57- 39 
56.14 
76. 69 
75- 01 
3- 058 
3. 068 
Subperiod 4. 
Second day. 
7.850.45 
5, 922. 42 
37- 07 
113- 53 
I 5 I - 70 
3- 0^3 
Average. 
7i 765- 43 
5.894- 05 
37-81 
115. 26 
154. 02 
3.048 
a Computed from results for last 6 hours. 
