916 



AXXTAL REPOKT OF THE 



Off. Doc. 



Moisture 



Phosphoric acid: 



Total. 



Soluble, 

 Reverted, 

 Insoluble, 

 Potash. 



Nitrogen, ... 

 Valuation, 

 Selling price. 



9.U 



in.80 

 4. SI 

 3.62 

 2.31 

 3.43 

 1.67 

 $24.35 



21. 6S 



That is to say, one dollar bought iu complete fertilizers at the 

 two periods th^^ following quantities of the valuable constituents: 



Phosphoric acid 



r.-tash 



rVitrogen, 



That is, for the same money, the retail purchaser secured in 1900 

 about the same amount of phosphoric acid, thirtj'-one per cent, more 

 potash and nearly five per cent, more nitrogen than in 1S90. 



A brief summary of the Census statistics for 1800 and 1900 show- 

 ing the values involved in the fertilizer manufacture of the United 

 States is as follows: 



Number of establishments 



Capital, 



Wasre earners employed. 



Wages paid (total) 



Miscellaneous expenses, . 

 Cost of materials used, . 

 Value of products 



]S90. 



1900. 



