1887.] 



PUBLIC DOCUMENT — No. 38. 



4? 



of nitrogen, potash, phosphoric acid, etc., which was contained 

 in the feed consumed. 



The following analyses of fodder articles are obtained at the 

 laboratory of the Station, from fair samples which came under 

 our observation. 



A series of similar analyses of fodder crops, based mainly 

 on the average analyses of E. Wolff, are published in the 

 Annual Report of the Secretary of the Massachusetts Board 

 of Agriculture for 1885, page 146. 



1. CORJ^ COBS. 



[Average result of four current varieties of corn raised in Hampden and Hampshire 



counties, Mass.] 



Per cent. 



Moisture at 100° C 10.00 



Nitrogen in organic matter (17 cents per pound), .... 0.54 



Crude asli, 1.03 



Silica, 0.20 



Ferric oxide, 0.01 



Calcium oxide, 0.03 



Magnesium oxide, 0.06 



Potassium oxide (4^ cents per pound), 0.68 



Sodium oxide, 0.04 



Phosphoric acid (6 cents per pound), 0.08 



Valuation per 2,000 lbs., . 



$2.52 



2. CORN MEAL. 

 [From mill at Amherst, Mass.] 



Moisture at 100° C, 



Nitrogen in organic matter (17 cents per 



Crude ash. 



Silica, 



Ferric oxide, 



Calcium oxide, . 



Magnesium oxide. 



Potassium oxide (4^ cents per pound). 



Sodium oxide, 



Phosphoric acid (6 cents per pound), 



pound), 



Per cent. 

 10.00 



1.86 



1.50 



0.005 



0.015 



0.027 



0.197 



0.45 



0.064 



0.77 



Valuation per 2,000 lbs., 



$7.62 



