With the wide application of natural enemies such as Trichogramma and Chrysopa perla, the rearing of the hosts, which is an important part in the mass production of natural enemies, has aroused great interests. Studies have shown that the rice moth Corcya cephalonica Stainton can be reproduced indoors all year round owing to the easy availability of feed, adaptability to the seasons and regions. The rice moth is an ideal substitute host for large host eggs such as Antheraea pernyi. But the reproduction effi...