AGRICULTURE WITH CHEMISTRY 63 



The following table will shew, the salts that may be 

 formed, by the combination of the vitriolic — nitrous — 

 muriatic — phosphoric — and soreline or oxalic acids, with 

 clay, chalk, magnesia, and the earth of iron. To this a 

 discussion more at large Mill be added on the respective 

 properties of the several combinations thus formed, in 

 promoting, or in retarding vegetation, agreeably to the 

 following order. 



