9 6 



FEEDING EXPERIMENTS WITH ISOLATED FOOD-SUBSTANCES. 



Chart XXXIII. 



170 

 150 

 130 

 110 

 90 



70 



E 



20 



40 



60 



80 100 



Days 



120 



140 



I60 



180 



Chart XXXIII (rat 181, female) shows growth and normal pregnancy 

 of female on milk food, consisting of Trumilk, 6o p. ct.; starch, 15.7 p. ct.; 

 salt mixture I, 1.0 p. ct.; lard, 23.3 p. ct. 



Chart XXXIV. 



terminated 



240 



220 



200 



200 



Chart XXXIV (rat 106, male) shows malnutrition induced by lack of 

 inorganic salts in the dietary and subsequent perfect recovery on milk-paste. 

 The diet was mixed food for period 1 ; for the remaining periods as follows : 



