June i, 1921 
Effect of Ration on the Development of Pigs 
329 
Table XXI .—Live weight, gain, and total feed consumed, by 100-day periods 
PIG FED CORN AND ASH 
Period. 
Weight. 
Gain. 
Total corn 
consumed. 
Days. 
Pounds. 
Pounds. 
Pounds. 
O to IOO a . 
56 
14 
I2i. 50 
100 to 200. 
6 S 
9 
69. 70 
200 to 300. 
53 
— 12 
72.40 
300 to 400. 
60 
7 
97. 70 
400 to 500. 
87 
27 
143 * 45 
500 to 600.. 
44 
236. 00 
600 to 700. 
168 
37 
228. 00 
700 to 800..*. 
269 
101 
383- §0 
800 to 900. 
383 
114 
560. 60 
900 to 923. 
394 
7 
112.05 
Total. 
PIG FED CORN AND PROTEIN-FREE SKIM MILK 
0 to IOO b . 
51 
4 
81. 45 
IOO to 200. 
56 
5 
78.30 
200 tO 300 . 
54 
— 2 
82. 00 
300 to 400.. 
64 
10 
104. 60 
400 to 500... 
89 
2 5 
149.05 
500 to 600. 
132 
43 
224. 60 
600 to 700. 
202 
60 
220 . OO 
700 to 800. 
2 93 
9 1 
409. OO 
800 to 900. 
379 
86 
425- 65 
OOO to 02 1 . 
— A 
12 I. 40 
7 W V O. 
4 
PIG FED CORN ALONE 
O to IOO c . . 
IOO tO 200 . . 
200 tO 300 . . 
300 to 400. . 
400 to 500. . 
500 to 600. . 
600 to 700. . 
700 to 800. . 
800 to 900. . 
900 to 1,000 
1,000-1,060. 
58 
4 
93 - 99 
68 
10 
hi. 47 
82 
14 
121. 00 
128 
36 
201. 40 
134 
6 
239. 10 
*35 
1 
192. 00 
180 
45 
200. 00 
2 43 
63 
329. 90 
370 
127 
548. 80 
481 
hi 
676. 00 
396 
“5 
386. 00 
O In the 3*A months before the experiment began the pig attained a weight of 42 pounds. 
&In the months before the experiment began the pig attained a weight of 47 pounds. 
c Id the 4M months before the experiment began the pig attained a weight of 54 pounds. 
The pig fed com and protein-free skim milk gained 17 pounds in the 
first 400 days of the trial and consumed 346 pounds of corn, or 20 pounds 
for each pound gain. In the last 523 days of the trial he gained 311 pounds 
and consumed 1,552 pounds of com, 5 pounds for each pound of gain. 
This pig also made his most rapid gains in the last 200 days, gaining 
177 pounds. In this time he consumed 834 pounds of corn and made 
