1888.] 



PUBLIC DOCUMENT — No. 33. 



33 



RYE BRAN (Middlings). 



[Ambcrst Mills ] 

 74.63 per ceyit. passed through Mesh 144 to square inch. 



Analysis of Ilye Bramvith Ecference to Fertilizing Constituents. 

 One hundred parts of air-dried Bran contained : — 



Per cent. 



Moisture at 100° C, 12.54 



Plios2)horic acid (6 cents i^er pound) , 1.26 



Magnesium oxide, 0.32 



Calcium oxide, 0.09 



Ferric oxide, 0.02 



Potassium oxide, (4^- cents per pound), 0.81 



Sodimn oxide, 0.03 



Niti'ogen (17 cents per pound), 1.84 



Insoluble matter, 0.17 



Valuation per 2,000 pounds, $8 46 



