I 















\ 



'1 



1 



I 



ft. 



6 a f/egetable Stanch. 



about noon rifcn to 48 -degrees, then 

 the fecond Thermometer was 45 degrees 

 the 5th 33, and the 6th %l 9 the 3d and 4th 

 at intermediate degrees. The 5 th and 6th 

 Thermometer kept nearly the fame degree of 

 heat, both night and day, till towards the lat- 

 ter end of the month j when as the days grew 

 fhortcr and cooler, and the nights longer 

 and cooler, they then fell to 25 and 27 

 degrees. 



Now, fo confiderable a heat of the Sun, 

 at two feet depth, under the earth's furface, 

 mud needs have a ftrong influence, in rail- 

 ing the moifture at that and greater depths j 

 whereby a very great and continual wreak 

 mult always be afcending, during the warm 

 fummcr feafon, by night as well as day 5 for 

 the heat at two feet depth is nearly the fame 

 night and day : The impulfeof the Sun-beams 

 giving the moifturc of the earth a brisk undu- 

 iating motion, which watery particles, when 

 feparated and rarified by heat , do afcend 

 in the form of vapour : And the vigour of 

 warm and confined vapour, (fuch as is that 

 which is 1,2, or 3 feet deep in the earth) 

 mud be very confiderable, fo as to pene- 

 tratc the roots with fome 

 z 



vigour; as we 



(1KJ 



