FORAGE CROP FERTILIZERS. 



327 



X. 



Stochbridge Manures; Forage Crops. 



(Bowkcr Fertilizer Co., Boston, Mass.; collected of Messrs. J. and J. A, 

 Rice, Worcester, Mass.) 



Per cent. 



Moisture at 100° C 16.72 



4.62 



3.83 



.48 



.31 



3.64 



10.14 



1.02 



Total phosphoric acid 

 Soluble phosphoric acid . 

 Reverted phosphoric acid 

 Insoluble phosphoric acid 

 Nitrogen . . . 



Potassium oxide . . 

 Sand, &c. 



Valuation per ton of two thousand pounds : — 



76.6 pounds of soluble phosphoric acid . 



5.6 pounds of reverted phosphoric acid . 



6.2 pounds of insoluble phosphoric acid 

 72.8 pounds of nitrogen . 

 202.8 pounds of potassium oxide 



XI. 



$9 19 



51 



37 



14 56 



8 12 



$32 75 



Earle's Phosphate ; Guano Manure. 



Valuation per ton of two thousand pounds : — 



104.8 pounds of soluble phosphoric acid . 

 95.2 pounds of reverted phosphoric acid 

 48.0 pounds of insoluble phosphoric acid 

 77.2 pounds of nitrogen 

 4.0 pounds of potassium oxide . . 



$39 63 



