402 



PHYSIOLOGY AT THE FARM. 



PROXIMATE PRINCIPLES. 



Albumen, . 



Fat, oil, ... 



Starch, . . 



Gum, dextrine, pectine, . 



Sugar, . 



Fibre and husk, . 



4.6 



0.4 



14.1 



5.7 



69.5 



5.7 



100.0 



ASH. 



Sand and silica, . . 



Potash, . 



Lime, . 



Magnesia, 



Oxide of iron, . . 



Chloride of potassium, . 



Phosphoric acid, 1 . 



Sulphuric acid, .. 



Carbonic acid, . . 



1.5 



55.9 



3.3 



0.5 



4.9 



17.0 



11.8 

 100.0 



COMPOSITION OP TOPS. 



Organic matter, . 

 Ash, 



97.2 



2.8 



Carbon, 

 Hydrogen, 

 Oxygen, 

 Nitrogen, 



ULTIMATE ELEMENTS. 



Ammonia, 



47.0 

 5.6 



47.0 

 0.4 



100.0 



0.48 



ASH. 



Sand and silica, . 



Potash, 



Soda, 



Lime, .. 



17.3 



6.8 

 3.7 



40.2 



Carry forward, 



68.0 



