Farmyard Manure. 1 



Completely Rotten Sheep-Manure. 

 Composition of Ash of portion Soluble in Water. 



Soluble silica 30'70 



Insoluble silica 15-90 



Phosphate of lime 21-70 



Lime 3-93 



Magnesia 6-37 



Potash 14-14 



Soda 3-15 



Chloride of sodium, .. -85 



Sulphuric acid . . 2'86 



Carbonic acid and loss *40 



100-QO 



The composition of the insoluble portion of the ash is stated 

 in the next diagram : 



Completely Rotten Sheep-Manure. 

 Composition of Ash of portion Insoluble in Water. 



Soluble silica 11-25 



Insoluble silica 62-81 



Oxides of iron and alumina, with phosphates 9*12 



containing phosphoric acid (4-93) 



equal to bone earth (10'68) 



Lime 7*95 



Magnesia 2'88 



Potash . . -59 



Soda -50 



Sulphuric acid 1'18 



Carbonic acid and loss . . 3'72 



100-00 



From these results the composition of the whole ash of sheep's 

 dung, kept for three years, has been calculated and embodied in 

 the subjoined table. 



Completely Rotten Sheep-Manure. 

 Composition of whole Ash. 



Soluble silica 5*95 



Insoluble silica 3'08 



Phosphate of lime 4*21 



Lime *76 



Magnesia 1-28 



j,., *>** "' 



*-- Soda 



Chloride of sodium 



Sulphuric acid 



Carbonic acid and loss 



