31 



TKADE VALUES 



OF FERTILIZING INGREDIENTS IN RAW MATERIALS 



AND CHEMICALS. 



1896. 



Cents per po'und. 



Nitrogen iu Bmmouia salts, 15. 



" " nitrates, 13.5 



Organic nitrogen in dry and fine ground fish, meat, blood, 



and in higli-grade mixed fertilizers, 14. 

 " " " cotton-seed meal, 12. 



" " " fine ground bone and tankage, 13.5 



" " " fine ground medium bone and tankage, 12. 



" " " medium bone and tankage, 9. 



" " " coarse bone and tankage, 3. 



" " '' hair, horn-shavings and coarse fish 



scraps, 3. 



Phosphoric acid soluble in water, 5.5 



" " soluble in ammonium citrate, 5. 



" " in fine bone and tankage, 5. 



*' " in fine medium bone and tankage, 4. 



" " in medium bone and tankage, 2.5 



" " in coarse bone and tankage, 2. 



" " in fine ground fish, cottou-seed meal, linseed 



meal, castor pomace and wood ashes, 4.5 



" " insolul)le (in am. cit.) in mixed fertilizers, 2. 



Potash as High Grade Sulphate, and in mixtures free from 



Muriate, 5. 



" " Muriate, 4.5 



The manurial constituents contained in feedstuffs are valued as 

 follows : 

 Organic Nitrogen, 12. 



Phosphoric acid, 4.5 



Potash, • 5. 



The above trade values are the figures at which, in the six months 

 preceding March, 1896, the respective ingredients could be bought 

 at retail for cash in our large markets, in the raw materials, which are 

 the regular source of supply. 



Amherst, Mass., October, 1896. 



