REPORT OF ANALYSES OF SAMPLES OF COM- 

 MERCIAL FERTILIZERS COLLECTED BY THE 

 COMMISSIONER OF AGRICULTURE DURING 

 1913.* 



There are presented in this bulletin the analyses f of samples of 

 fertilizers collected by the Commissioner of Agriculture during 

 1913, and transmitted by him for analysis to the Director of the 

 New York Agricultural Experiment Station, in accordance with 

 the provisions of Article 9 of the Agricultural Law. These an- 

 alyses and the accompanying information are published by said 

 Director in accordance with the provisions of Section 224 of said 

 Law. 



Since many requests have been received for such data, it has 

 been deemed best to give figures showing the current values of 

 fertilizer ingredients, with an illustration of the method of apply- 

 ing these figures in determining the approximate commercial val- 

 uation of the different brands. 



TRADE-VALUES OF PLANT-FOOD ELEMENTS IN RAW MATERIALS AND 



CHEMICALS. 



The trade-values in the following schedule have been agreed 

 upon by the Experiment Stations of Massachusetts, Rhode Island, 

 Connecticut, New York, New Jersey and Vermont, as a result of 

 study of the prices actually prevailing in the large markets of these 

 states. 



These trade-values represent, as nearly as can be estimated, 

 the average prices at which, during the six months preceding March, 

 the respective ingredients, in the form of unmixed raw materials, 



* Reprint of Bulletin No. 371, December, 1913. 



fThe analyses herewith published are made in charge of the Chemical Depart- 

 ment of the Station, the immediate oversight of the work being assigned to E. L. 

 Baker, Associate Chemist. 



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