24:0 ANALYSIS. 



Chloride of Sodium 030 



Carbonic Acid and loss 218 



1.64 



*Jnsoluble Organic Matter 25.76 



Insoluble Inorganic Matter ( Ash) 



Soluble Silica ( .... . , ) 967 



Insoluble Silica \ 8lhcic acid \ 561 



Oxide of Iron, Alumina, with Phosphates 596 



(Containing Phosphoric Acid, .178) 



(Equal to bone earth, .386) 



Lime 1.120 



Magnesia .143 



Potash 099 



Soda 019 



Sulphuric Acid 061 



Carbonic Acid and loss 484 



4.05 



100.00 



According to this analysis one ton (2,000 Ibs.) Farm-yard Manure con- 

 tains 



Soluble Silica (silicic acid) 24 Ibs. 



Ammonia (actual or potential) 15| 



Phosphate of Lime 13^ 



Lime 23J 



Magnesia 3f 



Potash 13 



Soda If 



Common Salt ^ 



Sulphuric Acid 2^ 



Water 132s| 



"Woody Fibre, etc 679 



Of course no two samples of Farm-yard Manure are exactly of the 

 same composition. That analyzed by Dr. Voelcker was selected 

 with much care, as representing a fair average. 



GREEN SAND MARL ( OF NEW JERSEY). 



Protoxide of Iron 15.5 



Alumina 6.9 



Lime 5.3 



Magnesia 1.6 



Potash 4.8 



* Containing Nitrogen 494 



Equal to Ammonia .599 



The whole Manure contains Ammonia in a free state 034 



" " " " in the form of salts 088 



