The season was normal, shipments having been freely made prior to April 1, 

 when the sampling agents began their work. 



The following statistics are noted with reference to the 1925 fertilizer collection: 

 18,399 sacks were sampled, representing 6,360 tons of fertilizer and fertilizing 

 materials; 226 towns were visited; 1,479 samples, representing 491 distinct brands, 

 were drawn from stock found in the possession of 460 agents or owners ; at 377 other 

 agencies no samples were taken, 73 being discontinued since last year, and the others 

 having no stock on hand at the time the inspector called. 



FERTILIZER VALUATIONS. 



The wholesale quotations on unmixed crude stock fertiUzer materials have not 

 shown a wide fluctuation during the season, nor as compared with the previous 

 year. The following average quotations were compiled from data given in the 

 Oil, Paint and Drug Reporter and Drug and Chemical Markets. 



Wholesale Quotations on Chemicals and Raw Materials. 



1 Bulk, f.o.b. New York City. 



2 Bulk, f.o.b. Baltimore. 



' Cottonseed meal, 7.20% nitrogen, was delivered in Connecticut Valley districts for $48 to $50, cash ; 

 castor pomace, 4.52% nitrogen, was delivered for $30 to $34, cash, making unit cost of nitrogen $7, or 35 

 cents per pound. 



* F.o.b. Chicago. 



The following schedule of fertilizer trade values was adopted by the Massachu- 

 setts fertihzer control for 1925. Where quotations are made on bulk commodities 

 and at points widely removed from New York and New England centers, an 

 allowance is made for bags and labor of bagging as well as for freight. In all cases 

 20 per cent overhead is added to all wholesale quotations before calculating the 

 trade values. 



Fertilizer Trade Values for 1925. 



Form of Plant Food 



Value per 

 Pound 



Unit Value 



Nitrogen 

 In ammonia salts .... 



In nitrates ...... 



Organic nitrogen in fish, blood and meat 



Organic nitrogen in fine' bone and tankage 



Organic nitrogen in coarse* bone and tankage 



Organic nitrogen in mixed fertilizers 



Organic mtrogen in cottonseed meal, castor pomace, etc. 



Phosphoric Acid 

 Soluble in water ....... 



Reverted' ........ 



In fine bone and tankage and in fish 



In coarse bone and tankage and in ashes 



In cottonseed meal and other vegetable meals 



Insoluble in mixed fertilizers ..... 



Potash 

 As sulfate ...... 



As muriate ...... 



In ashes and organic vegetable products 



$0 175 

 19 

 36 

 34 

 27 

 32 

 35 



06 



05 



045 



035 



035 



02 



055 



04 



04 



$3 50 

 3 80 



1 20 

 1 00 

 90 

 70 

 70 

 40 



1 10 



80 

 80 



1 Fine bone and tankage refers to particles which will without grinding pass through a sieve having circular 

 openings '/so of an inch in diameter. Coarse bone and tankage refers to particles which will not pass through 

 the sieve. 



2 Dissolved by a neutral solution of ammonium citrate, specific gravity 1.09, in accordance with method 

 adopted by the Association of Ofiicial Agricultural Chemists. 



