AGRICULTURE WITH CHEMISTRY. fy 



Exclusively of its septic effects, when used with 

 dung, and animal or vegetable matters, it is destruc- 

 tive to many different kinds of living insects, such as 

 snails, grubs, slugs, worms, 8c. Sea salt is contained 

 in great quantities in marine plants ; and as there is a 

 variety of plants approaching more or less to those of a 

 marine nature, its effe&s will be found greater in pro- 

 moting the growth of certain classes of vegetables thart 

 of others. Sea salt is extremely injurious to poor soils, 

 and ought only to be applied to rich lands. 



MURIAT OF AMMONIAC, OR SAL AMMONIAC, 



NOTHING need be said on this subjeft, as the ex- 

 pence of the article precludes the use of it in Agri- 

 culture. 



PHOSPHAT OF POTASH OF SODA AND OF AMMONIAC. 



THE above salts having similar effects in promoting 

 vegetation, the same description, as it respects Agricul- 

 ture, will nearly apply to them all. 



They 



