MANURE. 



147 



Fresh, ready for the field. 



Water. . . 64.96 

 28.71 

 10.33 



Ashes consist o 



Organic matter, 

 Salts, 



Dried, at 202'. 



Carbon, . 

 Hydrogen, 

 Oxygen, . 

 Nitrogen, 

 Ashes, . 



37.40 

 5.27 



25.52 

 1.76 



30.05 



CO 



CO 

 a: 



O, 



p cr 



• o 



3 



Potash,. . . . 3.22^ 

 Soda, .... 2.73 

 Lime, . . . .0.34 

 Magnesia, . . . 0.26 - 

 Sulphuric acid, . . . 3.27 

 Chlorine, . . . 3.15 I 

 Silica, .... 0.04 J 

 Silica, .... 27.01^ 

 Phosphate of hrae, . 7.11 



" magnesia, ' . 2.26 



" iron, . . 4.68 



" mangan. trace. 

 Carbonate of lime, . 9.34 



" magnesia, . 1.63 

 Sand, .... 30.99 

 Carbon, . . . .83 

 Alkali and loss, . .3.14^ 



Soubeiran has recently examined farm-yard manure, about 

 to be laid on the field. It was made from the dung of the 

 horse-stables, cow-houses, sheep-folds, and pig styes, at Grig- 

 non, heaped up, and wetted with urine. It was not rotted 

 so much as to form fat muck, and contained 30.6 per cent, 

 dry dung. The fresh dung contained per 1000 parts : 



Water, 694. 



Organic matters, . . . . . .192. 



Soluble alkaline salts, 8.75 



Carbonate of lime and magnesia, . . . 17.50 



Sulphate of lime, .....'. 13.13 



Ammonia-phosphate of magnesia, . . . 11.50 



Phosphates, principally of lime, . , . 4.65 



Earthy matters, 66.47 



The quantity of nitrogen was 13.91, which was divided, 

 thus: 



