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 will be added on the respective 

 properties of the several combinations thus formed, in 

 promoting, or in retarding vegetation, agreeably to the 

 following order. 



