12 



LINSEED CAKE. 



From Indiana. 



ESSENTIAL MINERAL CONSTITUENTS IN 100 PARTS LINSEED CAKE. 



Potassium Oxide, 

 Calcium Oxide, 

 Magnesium Oxide, 

 Phosphoric Acid, 



1.43 per cent. 

 0.64 



0.77 

 1.86 



The stated ratio of digestibility was ascertained by feeding expei- 

 iments with steers. 



