J92 THE CULTURE 



and breed promifcuoufly, the weak with 

 tlie flrong, in a fhort time you will have 

 none fit to raife a good breed from. 



I have already given direftions how to 

 make choice of fuch filkballs as are proper 

 to breed from, and how to firing and hang 

 them up, the next thing you mufl expe6t 

 to fee is the coming forth of the moth. 

 The time of its coming forth is various, 

 according to the warmth of the feafonand 

 climates in Spain and Italy it is about 

 eighteen days from the time of the worm's 

 fpinning j in France about three weeks, in 

 England and Ireland about a month. How- 

 ever, you may haften the coming out of the 

 moths in the colder climates, by hanging 

 the filkballs in a warm room, fuch as a 

 bed-chamber, or where there is a fire gene- 

 rally lighted, againfl: the nde of the room 

 oppofite to it ; and this in the colder cli- 

 mates is veiy neceffary, that the cold wea- 

 ther may not have advanced before the 

 time of their laying their eggs, which would 

 hinder their doing it in perfection. 



When the moths are near the time of 

 their coming forth, the firings of filk- 

 balls fi:ould not hang fo as to bear againfl 

 tlie wall, becaufe fome of the balls might 



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