442 LIQUID PARTS OF ANIMALS. 



r Butter, . 1-26 



Solid matters, 8*89 ] Sugar of milk, 6-02 



t Casein, . 1*62 

 Water, . 91-11 



8-89 

 100- 



2. The same ass fed for a fortnight on beet-root The milk 

 gave, 



r Butter, . 1*39 



Solid matters, 10-23 -j Sugar, . 6-51 



1 Casein, . 2-33 



Water, irr.ll 89-77 



10-23 



1000-00 



3. The same ass fed for a month on pounded oats and dry 

 lucerne gave a milk of, 



f Butter, rtotfr 1'40 



Solid matters, 9-37 ] Sugar, Hi^ 6-42 



(.Casein, \ vj'*" 1-55 

 Water, \ ^k 90-63 



9-37 

 100- 



4. The same ass fed for a fortnight on potatoes yielded a milk 

 composed of, 



j Butter, f: . v 1-39 



Solid matters, . 9-29 J Sugar, W!JB 6-70 



I Casein, *$ 1-20 



Water, , 90-71 



9-29 



From these experiments it would seem that the most nourishing 

 food was beet-root, the next oats and lucerne, next potatoes, and 

 carrot the least nourishing of all. The quantity of milk was 

 proportional to the nourishment yielded by the food. 



Beet-root gave && 1-5 kylogrammes of milk. 

 Oats and lucerne, 1-5 



Potatoes, .siojr GO/;:.? 1-28 

 Carrots, . . 1-0 



The longer the milk remains in the udder of the ass after milk- 

 ing before it be milked again, the less solid matter does the milk 

 contain, as will appear from the following table : 



