8 



TRADE VALUES 



OF FERTILIZING INGREDIENTS IN RAW MATERIALS 



AND CHEMICALS. 



1895. 



Cents per pound , 



Nitrogen in ammonia salts, 18.5 



" " nitrates, 15. 



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



and in high-grade mixed fertilizers, 16.5 

 " " " cotton-seed meal, 12 



" " " fine ground bone and tankage, 16 



" " " fine ground medium bone and tankage, 14 



" " " medium bone and tankage, 11 



" " " coarse bone and tankage, 5 



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



scraps, 5 



Phosphoric acid soluble in water, 6 



" " solul)le in ammonium citrate, 5^ 



" " in fine bone and tankage, 5^ 



" " in fine medium bone and tankage, 4|^ 



" "in medium bone and tankage, 3 



" "in coarse bone and tankage, 2 



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



meal, castor pomace and wood ashes, 5 



" " insoluble (in am. cit.) in mixed fertilizers, 2 



Potash as High Grade Sulphate, and in mixtures free from 



Muriate, 5^ 



" " Muriate, 4i 



The manurial constituents contained in feedstufifs are valued as 

 follows : 

 Organic Nitrogen, 12 



Phosphoric acid, 5 



Potash, 5 



