332 



BOARD OF AGRICULTURE. 



Valuation per ton of two thousand pounds : — 



132.2 pounds of phosphoric acid . 

 91.0 " nitrogen 



34.0 " potassium oxide . 



XI. 



$11.90 



19.11 



2.45 



^33.46 



Soluble Nitrogenous Phosphate, Cuinnipiac Fertilizer Co., New Haven, Conn. 



(Mr. H. Phelps, Northampton, Mass. 



Total phosphoric acid 

 Soluble « " 

 Reverted " " 

 Insoluble " " 

 Potassium oxide . 

 Nitrogen 



Magnesium oxide . 

 Moisture 



Per cent. 



11.22 



7.04 



.54 



3.64 



1.20 



3.59 



1.20 



21.60 



Valuation per ton of two thousand pounds : — 

 140.8 pounds of soluble phosphoric acid 



$17.60 



.97 



4.37 



15.08 



1.80 



$39.82 



xn. 



Bay-State Superphosphate of Mr. J. A. Tucker, Boston, Mass. 



(Messrs. Breck & Co., Boston, Mass.) 



Per cent. 

 Total phosphoric acid 12.95 



Soluble " " 10.90 



Reverted « " .38 



Insoluble " " 1.67 



Nitrogen 2.94 



Potassium oxide .36 



Moisture at 100° C 12.22 



Valuation per ton of two thousand pounds : — 



218.0 pounds of soluble phosphoric acid . . $27.25 



7.6 " reverted " " . . .68 



33.4 « insoluble " " . . 2.01 



58.8 « nitrogen 12.34 



7.2 " potassium oxide . . . . .54 



$42.82 



