CHART II. 
130 Vass 
120 /- 
10 - 7| a 
LZ. 
/00 
i Vl fi. 
a [_L 
a / 
s ue 
50 / Y — a aot! 
aA 
GAIN IN GRAMS 
-10 ND 
D 
-20 ira Pal 
-30 a 
FIGURE I. FIGURE II. 
Figure I. 
Curve 1 Average gain curve of rats on diet 101 (30% milk) 
iT 2 “ ae “ “ “cc “cc “ 100 (25% milk) 
“ce 3 “ic “ “ “c ity its “cc 99 (20% milk 
its 4 6c a“ “ “ “cr “cc “ 95 (15% milk) 
“c 5 “ “ “cc “ “ cc “ 96 (10% milk) 
it 6 “ “cc “ “ce “ it ee 97 ( 5% milk) 
it3 7 “ce ec “ ce “ “ce cc 98 (2.5% milk) 
ity 8 “ “ “c “ “ce ac “ 94 (no milk) 
Figure II. 
Curve 1 Average gain curve of rats on diet 100 (milk unheated) 
“cr 2 “cr “ce “ “ac “ “cc “ 100 (milk heated 
6 hrs. at 100° C.) 
“ 3 “e “ “ “ce ce “ “ 100 (milk heated 
24 hrs. at 100° C.) 
cer Se eee" 100 (milk heated 
48 hrs. at 100° C.) 
K. = killed. D. = died. 
The last point on the curve is the average age and weight at death. 
Curves 4, 5 and 6 in Figure I could not be completed as some of the rats 
died before the end of the experimental period of eight weeks. 
24 
