( 15 ) 



This account, it Is true, overfhoots the 

 year fix days; but then the fix horfes are 

 fuppofed to be employed both in carrying 

 the corn out and in that of the manure ; 

 in all which work it is to be fuppofed four 

 horfes are fufficlent : this makes a differ- 

 ence of 142 days of two horfes, which will 

 be an ample allowance for accidental jobs, 

 and for fuch very bad weather as will ad- 

 mit of no work being done. The conftant 

 employment of thefe horfes, however, pre- 

 cludes all bringing manure from the near- 

 eft town, a bufinefs I have fuppofed al- 

 ways to be done when tillage, and its con- 

 fequences, does not fully employ the team. 

 Now here a difficulty occurs : I fuppofe 

 thefe farms to be the fame in every rcfpcd: 

 but the number of horfes, in the firft, eight 

 and a broad-wheeled v^^aggon manured 

 the farm with 48 /. v>'orth of town-dung, 

 &c. every year. What difference fhould I, 

 in confequence, make in the produce ? 



In feveral of the preceding farms, this 

 article of manuring has been various ; 

 when very confiderable, I have increafed 

 the produd^ ; but accuracy in a matter im- 

 pofhble to be reduced to exa6tnefs, and 



when 



