822 ANNUAL REPORT OF THE Off. Doc. 



Average Composition and Guaranty Compared — Continued. 



a 

 a 

 c 

 a 



3 

 kfl 



a 



S a) 



Pftosphoric acid: 



Total 



Available, .. 



Potash 



Nitrogen, 



Pall, 1903. 



Phosphoric acid: 



Total 



Available, ... 



Potash 



Nitrogen, 



Spring, 1904, 



Phosphoric acid: 



Total 



Available, 



Potash, 



Nitrogen 



Fall, 1901. 



Phosphoric acid: 



Total 



Available, . . 



Potash 



Nitrogen 



Spring, 1905. 



9.65 

 8.13 

 3.90 

 1.29 



9.32 

 7.87 

 3.90 

 1.55 



9.72 

 7.70 

 2.81 

 1.29 



9.42 

 7.92 

 4.22 

 1.58 



It is of interest to note how closely the system of valuations, 

 based upon the wholesale prices of raw materials in the principal 

 markets during the most important buying season and upon certain 

 average allowances for expense and profit on the part of the mixer 

 and jobber, coincides with the retail prices later ascertained. A 

 comparison for several seasons past is given below: 



Comparison of Selling Price and Valuation, 1899-1905. 



a 



o 



2, o 

 g"S 



> a 

 to 



<M C 



OS 



X o 

 H 



Complete fertilizers: 



1899, Spring 



Fall 



1900, Spring, .... 

 Fall 



1901, Spring, ... 

 Fall 



1902, Spring 



Fall 



1903, Spring. ... 

 Fall 



1904, Spring, ... 

 Fall 



1906, Spring 



$23.60 

 22.98 

 25.38 

 23.22 

 23.92 

 22.28 

 24.10 

 21.83 

 24.57 

 21.98 

 24.28 

 21.82 

 24.63 



$1.10 



.44 



—.77 



.62 



.84 



1.47 



1.26 



1.48 



— .42 



.79 



.71 



.71 



?7 



