FERTILIZER VALUATIONS. 



Quotations of wholesale prices on fertilizer chemicals and crude stock materials 

 have shown a gradual advance in case of ammonium sulfate, averaging for the six 

 months precedmg March 1, 1923, $18.91 above the quotations for the same period 

 in 1922. Nitrate of soda and the organic animal ammoniates have also shown a con- 

 sistent advance, but not to the same degree. The advance in organic vegetable am- 

 moniates has not been so great. Acid phosphate and potash salts have shown a little 

 falling olY in price as compared with the preceding year. 



The following data secured from wholesale quotations furnished by the Oil, Paint 

 and Drug Reporter show the extent of price variations of the several products 

 listed: — 



Material. 



Average Price per Ton 



FOR Six Months preceding 



March 1. 



Ammonium sulfate .... 



Nitrate of soda 



Dried blood '.15'^ ammonia) 



Tankage (.11-6.86 grade) 



Dry ground fish (11-6.87 grade) 



Cottonseed meal (7 ammonia) 



Ground steamed bone (.3-22.88 grade) . 



Acid phosphate (16%) .... 



Muriate of potash (.50.54 K2O) 



High grade sulfate of potash (48.65 K2O) 



Kainit (14-16 K2O) .... 



The following table of trade values was adopted by the Massachusetts fertilizer 

 control. The figures are based on the average wholesale cash quotations on standard 

 fertilizer chemicals and crude stock materials in New England, New York and New 

 Jersey markets, plus 20 per cent for overhead. Quotations were secured from the 

 Oil, Paint and Drug Reporter, Drug and Chemical Markets, and the American 

 Fertilizer. 



Form of Plant Food. 



Price per 

 Pound. 



Unit Price. 



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 fertihzers . 



Organic nitrogen 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 ..... 



$0 20 

 20 

 40 

 34 

 28 

 31 

 40 



Potash. 



As sulfate . 



As muriate ....... 



In ashes and organic vegetable products 



$4 00 



4 00 

 8 00 

 6 80 



5 60 



6 20 

 8 00 



1 20 

 1 00 

 1 00 



1 20 



■ Fine bone and tankage refer to particles which can pass through a sieve having circular openings 1.50 of an 

 inch in diameter. Coarse bone and tankage refer to particles which can 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 Official Agricultural Chemists. 



