1890.] 



PUBLIC DOCOIEXT— Xo. 33. 



Di 



Valuation of Essential Fertilizing Constituents contained in the 

 Various Articles of Fodder xtsed. 



Nitrogen, 17 cents per pound; phosphoric acid, 6 cents; potassium oxide. 

 4i cents. (1889.) 



[Per cent.] 



Xet Cost of IEilk axd Manukial Value of Feed. 

 Jcsf^ic. 



Flora. 



