178 Mr. Delahigarre on Sill Worms, 



expence of fuch room, you may hatch as many eggs as yoa 

 chufe, without trouble and inconvenience/* 



(8th Que.) How many days are required for hatching 

 before the worms come out I 



(Ans.) The hatching will be quicker or flower according 

 to the heat or cold to which th€ eggs have been expofed in 

 winter, and according to the temperature of the months of 

 February, March, and April. But, fuppofmg the eggs were 

 kept all winter in a proper place, as mentioned before, the • 

 worms will come out from 9 to 1 2 days after the beginning of 

 the hatching. * 



If this common time of hatching is (hortened by a hafly 

 fire or fudden heat, a great number of the worms will perilh 

 in the courfe of the raifmg. 



(9th Que.) After the time above mentioned for the coming 

 out of the worms, how do you know that the remaining eggs 

 will not hatch at all ? 



(Ans.) Whatfoever care, whatever attention is paid to the 

 eggs, it is almoft impoffible that in an ounce of feed which 



* Since this article was written, we are informed that the hatching does not 

 exceed 8 or 9 days in this country : this is another proof that this climate is the 

 more friendly and fuitable to the filk worm. Befides it confirms our other 

 obfervations on the quiciter growth in the vegetable, as well iii the animal. 

 fpccics of America,. 



