CONTEXTS. 



Page. 



The life of the silkworm 7 



The larva, or caterpillar 7 



The chrysalis 9 



The moth 10 



The food of the silkworm 11 



Implements necessary to silkworm culture 13 



Silkworm eggs: How to winter and hatch them 13 



The rearing of silkworms 16 



General directions 16 



Ventilation 17 



Disinfection 17 



Space required 18 



Temperature 18 



The first age 19 



The second age 22 



The third age 22 



The fourth age 24 



The fifth age 24 



Preparations for spinning 2"> 



Preparing cocoons for the market 26 



Diseases of silkworms 2S 



Pebrine 28 



Flacherie, or fiaccidity 29 



Gattine 30 



Calcino, or muscardine 31 



Grasserie 32 



