is rich and clean, both lefs feed and manure 

 will ferve, and produce a better crop, than 

 when the ground is dirty and full of weeds, 

 although it gets more feed and manure. 



When the foil is rich, it can be fown with 

 the early Effex, or Dutch oats, which do not 

 anfwer upon poor ground. The Dutch oats 

 often produce, when fown upon good ground, 

 double of what the common oats do upon 

 the fame ground, and take lefs feed. 



It is particularly to be obferved, that moft 

 of the farmers in Scotland, who have made 

 the greateft fortunes upon fhiall farms, the 

 largefl not exceeding 300 acres, have prac j 

 tifed a Heady and regular rotation of crops of 

 corn and grafs, with a fallow. More inftan- 

 ces can be given of thefe making money, than 

 either thofe whofe rotation was wholly corns 

 or wholly grafs, each having the fame num- 

 ber of acres. 



Suppofing the national fyftem to be one 

 half in grafs, and one half in corns and fal- 

 low, or (in fome places far from manure or 

 fea ports) two thirds in grafs, and one third 

 in corns and fallow. 



In order to make this fyftem become ge- 

 meral, the government fhould give premiums 



in 



