AGRICULTURE WITH CHEMISTRY. 



85 



NITRAT OF AMMONIAC, • 



As this is a salt that cannot be procured in sufEcient: 

 quantities, for the purposes of Agriculture, nothing need 

 be observed on its nature or properties. 



LIXTSHPOOL 

 LIBKAKY 



MURIAT OF POTASH, OR DIGESTIVE SALT OF 



SILVIUS. 



Digestive salt of Silvius is soluble in about thrice its 

 weight of cold water. As this salt does not often natu- 

 rally present itself, and cannot be procured in large 

 quantities, its efFe6ls on vegetation may be considered to 

 be stated under- the next article, which it very much 

 resembles. 



MURIAT 



