84 



JExperiment Station Report. 



Essential Mineral Constituents in 100 parts Linseed Cake. 



Potassium oxide, 1.43 percent. 



Calcium oxide, 0.64 " 



Magnesium oxide, 77 " 



Phosphoric acid, 1.86 " 



The stated ratio of digestibility was ascertained by feeding 

 experiments with steers. 



COTTON-SEED MEAL. 



[Collected of Charles Parsons, Northampton, Mass.] 



The percentage of nitrogenous constituents is exceptionally 

 high. 



The above rate of digestibility is based on experiments 

 with sheep. 



