-4 2 2 



PRODUCTION 



Sect. XV. 2.6 



3 



\ 



the time of thefe fogs there is generally no wind 



dew falls p 



pendicularly, and the rime is formed moll: frequently on the uppe 

 furface of obje6ts, which may then therefore be more readily flielter 

 ed from it than at other times, when the freezing; fos: is blown for 



by the wind, and the rime is formed on one fide of the b 



o 



f 



trees. • 



In fome circumftanees the rime is believed to defend tlie veeetabl 



h it is formed, by th 



th 



e 



ftant of 



freezing, and by covering them from 



old like fnow upon th 



d : and thence the black frofls. which 



ded 



th 



h 



dew or mift d 



rime, are faid to be more prejudicial. But v\ 



w 



fcends on vegetable leaves before the ad of freezing: commences, and 



part abforbed by 



they become more fucculent, and h 



are deflroyed by their fluids being converted into ice, and burfting the 

 velFels already diflended with more water, than they would otherwife 

 pofTefs. 



. See Sedt. XIII. 2. 2. 

 Mr. Bradley gives a decifive fa6l in regard to this fubjed. A friend 



of his had two gard 



b 



one 



many feet below ,th 



but fo 



different, that the low garden often appeared flooded with th 



ven- 



miftsj when none appeared in the upper one ; and in a letter to 



Mr. Bradley he compl 



that his lower gard 



froft, and not his \ipp 



iii is much injured by 

 A fimilar fadl is mentioned 



by Mr. Law 



bfe 



that he h 



ften feen th 



d tender fhoots of tall afh-trees in blafling mifls to be fi 



t) 



tree ; 



.as it w^ere finged, in all the lower parts and middle of the 

 while the upper part, which was above the mifl, has been uninjured 



Art of Gardening, 

 many years ago to h 



I 



fi 



of 



id 



I well remembe 



elled fixty miles, partly 



th 



ey of 



the Trent, and partly over adjacent hills, on the fixth of May; and 

 to have obferved that the new fhoots of all the afli-trees in the val- 

 lies had their young extremities entirely turned black by the froft of 



ihe preceding night ; but that on the hills they had efcaped, which 



I at 



/ 



