•56 



Salisbury, observes, " Tbat the soil is 

 " mostly thrown into ridge and furrow ; 

 *' with DEEP floating trenches on the tops 

 " of all the ridgesj whether long or short." 

 And again, p. 338, " large Deep floating 

 « trenches on the ridges; narrow drains 

 " in the furrows," 



This shews a great defect in the Wilt- 

 shire plan, if Mr. Marshall's account bfe 

 correct. These tranches, or floating-gut- 

 ters, ought never to be made deep, nor 

 ought the drains ever to be made narrow, 

 \^hen their corresponding trenches are 

 l^rge, unless there is fall enough to make 

 them compensate in depth what they are 

 deficient in width ; for the water must not 

 b6 suffered to stagnate. 



P. 333, Mr. M. asks, ** Does the watet 



" retained 



