2 CONTENTS. 



Pages 



Construction of the silk worms' apartments 85 



Construction of the oven 89 



ON BATHING the eggs of silk worms 95 



Different kinds of silk worms 96 



Same subject 98 



Preparation of the eggs to obtain a simultaneous hatching 99 



Diseases the silk worms contract while they are in the egg 101 



Hatching of the silk worms ; 105 



Means of hastening or retarding the hatching 106 



Choice of cocoons to obtain good eggs 306 



FOOD for the silk worms 113 



Feeding of the silk worms of four moultings 113 



Of the autumnal worms 115 



Preparation of the powder of leaves... 115 



The flour of small green peas that is spread on the leaves after the third 



moulting 116 



Manner of feeding the hatching silk worms 116 



Advantages of the raising in twenty-five days 116 



Method for curing the silk worms of the heating they experience after the 



last moulting 118 



Necessity of cutting the leaves in thin shreds for the young silk worms, 



and of spreading it upon them with a sieve 120 



Method for diminishing the food, and hastening the moulting 120 



Injurious things to the silk worms 121 



Manner of feeding the silk worms according to their different ages 123 



The heat that is good for them, hi the interval from one moulting to ano- 

 ther 124 



The powder of mulberry leaves that is spread on the new leaves lightly 



moistened 125 



Method for hastening the changes of color in the slow worms, and dispos- 

 ing them to moult at the same time with those that are more advanced... 125 

 Another manner of feeding the silk worms according to their different ages, 

 and according to the changes of color they experience in the interval of 



each moulting 126 



Quality of leaves that are good for the silk worms , 127 



Necessity of varying the temperature of the silk room according to the 



different ages of the silk worms 128 



Of raising the temperature when the silk worms have ascended the leaves 

 and are disposed to eat 129 



DISTRIBUTION of the silk worms on the hurdle, and the sp?xe to be allowed 



them... . 130 



