62 AGRICULTURAL EXPERIMENT STATION. [Jan. 



4. Cost of Skim-milk at the Selling Price of Three Cents 

 per Quart for Whole Milk. 



5. Fertilizing Constituents of Cream. 



[Average analysis.] 



Per Cent. 



Moisture at 100° C, . . 75.22 



Nitrogen (16^ cents per pound), 54 



Potassium oxide (-4J cents per pound), 123 



Phosphoric acid (G cents per pound), 168 



