Farmyard Manure. T15 



This portion of the ash contained in 100 parts : — 



Completely Rotten Sheep-Manure. 

 Composition of Ash of portion Soluhle in Water. 



Sohxble silica 30-70 



Insolulole silica 15'90 



Phosphate of lime .. .. 21:70 



Lime ' 3-93 



Magnesia .. .. ,. ., 6-37 



Potash 14-M 



Soda 3*15 



Chloride of sodium '85 



Sulphuric acid .. 2-86 



Carbonic acid and loss '40 



100-00 

 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 ivhole Ash. 



Soluble silica 5*95 



Insoluble silica .. 3-08 



Phosphate of lime 4-21 



2 -?< 



