INSTRUMENTS OF HUSBANDRY. 71 



that may at first be formed, should be immediately filled up. 

 Every road should be made of broken stone, without any 

 mixture of earth, or any other matter; no large stones to 

 be employed, on pretence of bottoming, nor sand, earth, or 

 other matter, on pretence of blinding. A road made of 

 stone, effectually broken, will have a smooth, hard, even sur- 

 face, which cannot be much affected by the weather, and 

 will be nearly equally good at all seasons of the year. 



SECT. VII. Instruments of Husbandry, 



IT is of peculiar importance, to adopt the best and most 

 economical implements of husbandry, and in general, not 

 to incur an unnecessary expence in purchasing them, nor 

 to have more than are truly requisite. In these respects, 

 the Scotch farmers furnish an example which ought to be 

 generally followed ; for the number of the implements they 

 use, are not only few, but they are distinguished by the 

 simplicity of their construction, their efficiency, and their 

 cheapness. A farmer is thus enabled to do the same work, 

 at less expence, and he can afford to pay more rent, with- 

 out even raising more produce. 



In treating of this subject, we shall consider the nature 

 and construction of the following instruments : 1. Ploughs ; 

 2. Harrows; 3. Carts; 4. Fanners, or winnowing ma- 

 chines ; 5. The Threshing-mill ; and, 6. Miscellaneous Ar- 

 ticles. 



1. PLOUGHS. Ploughs with wheels are in general too 

 complicated, and their weight so great, as to require an ad- 



