1889.1 



PUBLIC DOCUMENT — No. 33. 



85 



Analysis of Dry Matter. 

 Crude ash, 



" cellulose, .... 



" fat, 



" protein (nitrogenous matter), 

 Non-nitrogenous extract matter. 



Fertilizing Constituents in Corn Cob. 

 Moisture at 100° C, . 

 Nitrogen (16^ cts. per lb.), 

 Phosphoric acid (6 cts. per lb.). 

 Calcium oxide, 

 Magnesium oxide. 

 Potassium oxide (4:\ cts. per lb.). 

 Sodium oxide, 

 Ferric oxide. 



Insoluble matter, . . . 



Valuation per 2,000 lbs., . 



Corn and Cob Meal (Prlde of the North). 



[Experiment Station, 1887.] 



Per cent. 



1.75 



33.77 



.53 



3.00 



60.95 



100.00 



24.76 

 .36 

 .069 

 .005 

 .008 

 .512 

 .265 

 .006 

 .267 



$1 71 



Passed sieve, 144 meshes to square inch. 



75.36 



73 85 



Moisture at 100° C, 

 Dry matter, . 



26.34 

 73.66 



13.69 

 86.31 



Analysis of Dry Matter. 

 Crude ash, 



" cellulose, .... 



" fat, 



" protein (nitrogenous matter) , 

 Non-nitrogenous extract matter, . 



100.00 



1.64 

 6.31 

 3 36 



7.82 

 80.87 



100.00 



1.68 

 7.75 

 3.67 

 9.13 

 77.77 



100.00 



100.00 



Fertilizing Constituents in Corn and Cob Meal. vn cent. 



Moisture at 100° C, 26.34 



Nitrogen (16| cts. per lb.), 1.24 



Phosphoric acid (6 cts. per lb.), .587 



Calcium oxide, .095 



Magnesium oxide, .131 



Potassium oxide (4 J cts. per lb.), .468 



Sodium oxide, .200 



Ferric oxide, .004 



Insoluble matter, .130 



Valuation per 2,000 lbs., $5 19 



