302 



By reason of the extraordinary increase and spread of the Vedalia 

 and the consequent rapid destruction of the scale, it is feared that 

 none of the other enemies of the scale will become established in Cali- 

 fornia. This is to be regretted, especially as regards Gryptoclioitum 

 iceryGe^ which would have been very valuable in localities which might 

 be forsaken at any time by the Vedalia. 



SILK SECTION. 

 BULLETIN No. 1. 



How TO RAISE SILKWORMS, Phimp Waijvek (pp. IG), (illustrated). — 

 This is a brief manual of instructions for persons intending to 

 experiment in raising silkworms, abridged from Balletin Xo. 9, of 

 the Division of Entomology. It includes an account of the silk- 

 Avorm and its food, the implements necessary for silk raising, and the 

 proper methods of wintering and hatching the eggs, rearing the 

 worms, and preparing the cocoons for market. 



