128 MANURE. 



183. Other analyses, have given a greater amount 

 of water; and differ but little in that item from the 

 experiments of the author. Truly this statement 

 does not lead one to suppose, that a very good selec- 

 tion has been made, in the choice of the standard of 

 value for manure. ' Here is substance, 83 1-2 per 

 cent, of which is pure water. Let that be thrown 

 out of the account; there are 14 per cent, of hay ; 

 this is very little altered, it seems only bruised and 

 chopped, but it has lost some of its albumen, gum, ' 

 &c. Now the last is that portion of nutriment, 

 which the animal has extracted from the hay. 



184. It is found thaf hay which has thus been pas- 

 sed through living organs, has its elements much less 

 disposed to remain combined, or, in other words, de- 

 cay, that species of fermentation which forms geine, 

 takes place much more rapidly in the hay of cow 

 dung, than in common hay. The catalysis of life, 

 has impressed its power of disassociation on the hay 

 of cow dung. The hay may. therefore be consid- 

 ered geine. 



In the same class may be included the biliary mat- 

 ter, deducting from this the green resin of hay asso- 

 ciated with it, and there remains in 100 lbs. of dung, 

 only a small proportion of salts and biliary matter. 



The albumen from its great tendency to spontane- 



