72 



" three years ; otherwise not more than 

 '' two." 



I cannot conceive what defect it is, 

 in the constructing of the Dorsetshire 

 trenches and drains, that makes them 

 thus hable to fail in two or three years ; 

 for all the ditches and works formed ac- 

 cording to tlie Gloucestershire mode, will 

 last for ages, with only a little repairing 

 after the treading of the heavy cattle. 



P. 104, " When the water is low, keep 

 " it together, rather using it to water only 

 ** two or three trenches well, than letting 

 ** it run down to the tails of many, which 

 ** rots the ground there, and does no good 

 " at any other part." 



This is an excellent rule of Mr. Bos- 

 well's ; and if the other parts of his book 



were 



