AGRICULTURE WITH CHEMISTRY. 103 



complete prohibition on its use, either as a medicine or 

 as an article of manure. As a very large proportion of 

 most sea salt consists of these bitter and septic salts, no 

 salt manufacflurer will be willing to incur a certain waste 

 and loss, in the purification of salt ; whilst he cannot dis- 

 pose of the refuse, and whilst the ignorance andinatten- 

 tion of the consumer occasions as high a price to be paid 

 for impure salt, as if it were of the best quality. A revi- 

 sion and correcSlion of the salt laws, at this time, would 

 not only be extremely important to rural oeconomies, 

 but would be highly conducive to the health of our sea- 

 men. 



These remarks on sea salt are of a nature not to be 

 overlooked, and ought not to be deemed as too digressive 

 from the subjedt of manures now imder consideration. 

 The procuring the greatest possible quantity of such 

 matters, and in the highest state of preparation, should 

 be the primary object of every farmer. 



The dung naturally arising from the annual produc- 

 tion of hay, straw and grain, and consumed by cattle or 

 otherways, being in few instances sufficient to insure 



abun- 



