276 



HORTICULTURIST S RULE-BOOK. 



56. Coal Ashes, Anthracite. 



Water 5.0 Soda 0.1 



Organic substance ... 5.0 Magnesia 3.0 



Ash 90.0 Phosphoric acid . . .0.1 



Potash 0.1 Sulphuric acid .... 5.0 



57. Gas-Lime— Average of ^ Analyses. 



Moisture at 100° C. . .22.28 Sulpliur 20.73 



Calcium oxide . . . .42.66 Insoluble matter . . . 6.05 



(e) Trade Values for 1895 of Fertilizing Ingredients 

 IN Raw Materials and Che^hcals. Adopted by Ex- 

 periment Stations of Mass., N. J., Penn., and Conn. 



Cts. 

 per lb. 



Nitrogen in ammoniates 18| 



" nitrates 15 



Organic nitrogen in dry and fine ground fish, meat and blood 16 ^ 



cotton-seed meal 12 



fine bone and tankage 16 



fine medium bone and tankage ... 14 



medium bone and tankage 11 



coarser bone and tankage ..... 5 

 hair, horn-shavings, and coarse fish-scrap 5 



Phosphoric acid, soluble in water 6 



" ammonium citrate . . . ., . b\ 



dry ground fish, fine bone and tankage . . 5| 

 fine-medium bone, and tankage .... 4^ 



medium bone and tankage 3 



coarser bone and tankage 2 



fine ground fish, cotton-seed meal, and 



wood ashes 5 



" mixed fertilizers insoluble in ammonium 



citrate • 2 



Potash as high-grade sulphate and in forms free from mu- 

 riate (or chlorides) b\ 



