No. 6. 



DEPARTMENT OF AGHICUl/TUKE. 



529 



this group, that many of tliese fertiliers are not Kold as "dissolved 

 bone" strictly. The grouping has been temporarily enlarged to in- 

 clude all fertilizers, not containing potash, that furnish available phos- 

 phoric acid and nitrogen. 



It is of interest to note how closely the series of valuations based 

 upon the wholesale price of raw materials in the princii)al markets 

 during the most important buying season and upon certain average 

 allowances for expenses and profits on the part of the mixer and 

 jobber, coincides with the retail prices later ascertained. A compari- 

 son for several seasons past is given below : 



Comparison of Selling Price and Valuation, 1911-1915. 



Complete fertilizers: 



1911, Spring 



Fall 



1912, Spring 



1913, Spring 



Fall 



19H, Sjiring, 



Fall 



1915, Spring 



Fall 



Dissolved bone: 



1911, Spring, ... 

 Fall 



1912, Spring 



1913, Spring 



Fall 



1914, Spring, ... 

 Fall 



1915, Spring, — 

 Fall 



Rock and potash: 



1911, Spring, ... 

 Fall 



1912, Spring, ... 



1913, Spring, ... 

 F:ill 



1914, Spring, ... 

 Fall 



1915, Spring, ... 

 Fall. 



Dissolved rock: 



1911, Spring, ... 

 Fall 



1912, Spring, ... 

 Fall 



1914, Spring, ... 

 Fall 



1915, Spring, ... 

 Fall 



Ground bone: 



1911, Spring, ... 



Fall 



1312, Spring, ... 



1913, Spring, ... 

 Fall 



1914, Spring, ... 

 Fall 



1915, Spring, ... 

 Fall 



15.83 

 14.00 

 14.69 

 13.51 

 14.48 

 13.78 

 14.00 

 13.83 



14.26 

 13.78 

 14.20 

 13.70 

 13.71 

 13.97 

 13.97 

 13.41 



a 

 o . 



s u 



a 



CO 



O > 

 V. O 



.61 

 —.40 

 1.36 

 2.44 

 2.21 

 1.81 

 2.95 

 1.34 



3.49 



—3.37 



2.82 



3.08 



—.49 



l.CQ 



2.97 



—.30 



—3.20 



— 1 



06 

 —.18 

 -1.91 

 —.23 



.60 

 -1.19 



.21 

 — .43 

 -1.14 



—1.58 



22 



— !49 



.19 



—.77 



.19 



—.03 



—.42 



.54 



.01 



.45 



—1.36 



1.51 



— 1.2S 



1.25 



—3.18 



.77 



34—6—1915 



