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conic head ; and hence they would have 

 every possible benefit from the atmosphere 

 which the space alloted them can admit. — 

 What has been already advanced upon 

 the damage by sudden exposure, will 

 more particularly apply to Firs, (except 

 what relates to the leaves ;) for as they 

 grow close, the air will be proportionably 

 warm among them; and as their tops are 

 heavy, of course the wind will act upon 

 them most forcibly ; for these reasons, 

 they require more space than deciduous 

 trees in shelters ; otherwise, they would 

 grow too quick and slender. 



propriety of pruning firs, &c. These doubts his 

 Grace has frequently intimated to myself, particularly 

 in the year 1804; and hence the reason for ordering 

 Mr. Salmon to collect the specimens alluded to. To 

 me such doubts were then discouraging: now, how- 

 evet", I have the satisfaction of knowing that they are 

 not only removed, but that their existence may pro- 

 bably be the direct means of convincing hundreds, 

 that my method of pruning Timber Trees will stand 

 -the test of experiment. 



