EXPERUIENTS IX DEFECATION. 311 



The average composition of the juices used in the seventy-eight 

 experiments, was as follows : 



Specific gravity, 1.077. 



Per cent. 



Sucrose 13.55 



Glucose 1.1.5 



Solids not sugar 2 77 



Polarization. 13.28 



Available sugar , «... t 9 .29 



