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Besides which I fhould fay, that fuch 

 a fpecies of earth, is pervious to a fufHcient 

 jfhare only, of air impregnated with folar 

 heat 5 as in the too loofe and friable foils 

 there is more than necelTary : Again there is 

 lefs, in the overftiff ; beneficently to ex- 

 cite the very lowermoft roots of an Oak to 

 a progreffive vegetation, and the furplus fluid 

 therein which they want not, for their ne- 

 celTary occafions, to tranfmit above. 



There is alfo more fulphur and oil^ 

 for fuch roots to extrad: out of the earths 

 recommended, and thereby more folid parts, 

 for a more plentiful fixation into folid wood. 

 But this fulphureous, oily folidity in the 

 fap of an Oak, is chiefly in the height of 

 fummer ; as it has been found to be very 

 watery, and devoid of fuch confiftencies in 

 the fpring ; which poflibly may be the 

 reafon that makes it*s fhoots fo impatient at 

 that time, in refpeft to Cold, 



I PROCEED to fay, that hence great 

 care is furely to be taken to fuit any plant 

 to it's proper genial bed. Since not man a- 

 lone 5 or other animate beings i but all the 



vegetable 



