THE 



PRINCIPLES 



O F 



Agriculture and Vegetation, 

 PART I. 



SECTION I. 



Caufes of the Jlow progrefs of agriculture ; 

 connexion of chymiftry with it-, and divi* 

 fan of the fubjett. 



AGRICULTURE, though the 

 moft necefTary, has been, per- 

 haps, the moft neglected of all 

 the arts. Every other art has undergone 

 confiderable improvements in this and the 

 laft century; but we cannot affirm the 

 fame of agriculture. It feems to be little 

 better underftood in 'Europe at prefent, 

 B than 



