96 ON REARING 



YONG-KIA-KI. 



In the district of Yong-kia, there exist eight species of 

 the silk worm : 



1st. The silk worms called Hang-tckin-tsan, form their 

 cocoons in the third month, (April.) 



2d. The silk worms called Tche-tsan, that is to say, 

 worms which are fed with the leaves of the tree tche, form 

 their cocoons at the commencement of the fourth month, 



(May.). 



3d. The silk worms called Hang-tsan, form their cocoons 

 in the fourth month, (May.) 



4th. The silk worms called Ai-tchin-tsan, that is to say, 

 cherished and precious silk worms, form, their cocoons in 

 the fifth month, (June.) 



5th. The silk worms called Ai-tsan, or cherished silk 

 worms, form their cocoons towards the end of the sixth 

 month, (July.) 



6th. The silk worms called Han-tchin-tsan, that is to say, 

 cold and precious silk worms, form their cocoons in the sev- 

 enth month, (August.) 



7th. The silk worms called Sse tchou-tsan, that is to say, 

 silk worms from a fourth laying of eggs, form their co- 

 coons at the beginning of the ninth month, (October.) 



8th. The silk worms called Han tsan, that is to say, cold 

 silk worms, form their cocoons in the tenth month, (Novem- 

 ber.) 



In the same work we read : 



All the silk worms of the first kind, which mature twice 

 a year, (that is to say, those that lay eggs for a second pro- 

 geny the- same year,) are called Tchin-tsan, that is to say, 



