42 A TREATISE OF 



wife very prejudicial to both fruit and 

 branches, by depriving them of the de- 

 fending dews, from which they imbibe 

 great nourifhment. 



The large pillars laft mentioned have al- 

 moft the fame ill effefts; befides, they fhade 

 the rays of the fun from the trees part of 

 the day, more or lefs in proportion to their 

 fize. 



Tho* walls built with curves have in 

 calm feafons the benefit of more heat than 

 others ; yet in windy weather, the winds 

 from fome point or other rebounding from 

 fide to fide, break and deftroy the tender 

 branches and bloflbms of trees, whereby 

 they are much more injured than the heat 

 reflected from one wall to the other can be 

 of advantage to them. 



I have found by experience, that walls 

 built ftraight and upon arches, as mention- 

 ed before, are preferable to all others, hav- 

 ing a coping which projefts about two 

 inches to flioot off the rain, in order to 

 preferve the wall. In fome places, where 

 proper Hones were not to be had, I have 

 known plaifter ufed for this purpofe, being 

 caft in moulds about three feet in length, fix 



inches 



