VALUE OF MILK SOLIDS POOR AND RICH IN FAT. Lait 
For ‘the next two periods of 10 days each the pair receiving 
the whole milk low in fat made gains from less amounts of 
solids than did those receiving skim milk, while those that re- 
ceived the milk rich in per cent. of fat made gains in only one 
instance. 
‘LABLE 41. 
Lotl. Milk fed to pigs ad libttum—effect on digestion. 












MILK Poor | MILK RICH 
| SKIM IN FAT. IN Fat. 
MILE. 
| 3-547 5.2% 
gy a ee mee (is 
ececp a earl tena 
OS oh oh on iy) 
Ay a oH a A 
elas. Lbs. Lbs. Tbs. bs 
Wt. of pigs at beginning, - - SOLON Mak On Op LO 2 Me Teo Ae eT 7:,.0 
Wt. of pigs at end of Io days, - srl ees LQvOmE 237 Ou 204 22 50 
Wt. of pigs at end of 20 days, - -| — SOs MI OR2) 20 eben 27 bf 
Wt. of pigs at end of 30 days, “ ee OE One O. Bot 3d 05 1e 32,08 
Wt. of pigs at end of 4o days, : ~ | 50, AOLOWPSOLO MAO 2551) 370 
Wt. of pigs at end of 50 days, = Sau iihe yt AS Sei O2eOnll as (60) 235 5 
Wt. of pigs at end of 60 days, : Times o Oan 73.5) 4025) | 845 
Wt. of pigs at end of 70 days, - ao 2s —P oF = a 
Milk fed first 40 days, - 2 ‘ ah 285 346 27 Tre 35 
Milk fed from 40 to 50 days, - 2 Spa Boyt 99 114 73 54 
Milk fed from 50 to 60 days, - : rie LOL 134 176 5Atg n3 
Milk fed from 60 to 70 days, - ~ ao lees’ -- — — —- 
Solids for 1 lb. of gain, 40 days, - : — Teesdale les erb I 72 ale OR 
Solids for 1 lb. of gain, 40 to 50days, - | 1.48 | 1.30 } 1.06 | 2.00 = 
Solids for 1 lb. of gain, 50 to 60 days, - | 2.30 | 1.57 | 1.71 ach a a ea 
pOWUewori peor Sain, O0'to°7O days, "5 ) .2.32-).°-— — v3 and ee 

* Loss in weight. 
Second trial with pigs.—Table 42 gives the results of a second 
trial with pigs fed whole and skim milk ad libitum. The pair 
receiving skim milk gained 72 pounds in 30 days, the pair re- 
ceiving poor milk, 58 pounds, and the pair receiving rich milk, 
50 pounds. . 
The pigs receiving skim milk required 1.48 pounds of total 
solids for one pound of gain, the pair receiving poor milk, 
1.40, and the pair receiving rich milk, 1.56 pounds. ‘The trial 
was closed at the end of 30 days, and pigs Nos. 3 and 6 were 
slaughtered. 
