AV. Taylor and A. D. Husband 



117 



auil that the percentage of lactose, whih^ uoriiially very coustant, tends 

 to vary directly as the voliune, this tendency being particularly apparent 

 at the beginning and end of lactation. 



11 13 Doys 



Prut fill 



100c.c._^ 



Fig. 2. Begiiiniiig of Lactation. 



1 2 3 4. 5 6 7 8 9 101112131415161718 Days 



PioteiD 



1 0°;. 



400c.e.-> 



Fat, 



200c.c.-> 



Oc.o.-^ 



Lactose 



Volume 



Fis. 3. End of Lactation. 



