N. H, AGK. EXPERIMENT STATION [Bulletin 225 

 TABLE No. I. 



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TRADE VALUES. 

 The following trade values are approximately M'hole- 

 sale prices for the first half of the year 1926. In the 

 main they represent cash prices per ton f. o. b. for raw 

 materials of good quality used in the manufacture of 

 fertilizers. 



NITROGEN. Pound 'per Unit 



In sulphate of ammonia $0.14 $2.80 



In nitrate of soda 16 3.20 



Organic, in fish, blood, meat 26 5.20 



Organic, in fine bone, tankage 25 5.00 



Organic, in coarse bone, tankage, sheep 



manure, hoof meal 21 4.20 



'Organic, in mixed fertilizer 25 5.00 



Organic, in cottonseed meal, castor pomace, 



etc 26 5.20 



