白蜡虫Ericerus pela(Chavannes)的食性问题,国内外白蜡虫专家学者历来认为;白蜡虫属狭食性(寡食性)昆虫。随着白蜡科学研究的不断深入和发展,作者在对全国虫、蜡区调查的基础上,并系统总结前人的研究成果,已查明白蜡虫寄生于木樨科的女贞属、白蜡树属、丁香属、流苏树属;壳斗科的苦槠属;锦葵科的木槿属;马鞭草科的黄荆属;漆树科的漆树属;冬青科的冬青属共6个科,9个属,45种寄主树。因此,我们认为:白蜡虫是广食性(多食性)昆虫。 White wax insect Ericerus pela (Chavannes) feeding problems, experts and scholars at home and abroad have always believed that wax; worms are predatory (oligo-insects) insects. With the deepening and development of white wax scientific research, the author based on the investigation of the national insect and wax area, and systematically summarize the previous research results, we have identified white wax parasitic in the wood of the virgin family, ash tree , Genus Syringa, tassel tree; bitter family Fagaceae; Malvaceae Hibiscus genus; Verbenaceae Huang Jing genus; AstraZeneca genus; Holly Division Holly is a total of 6 families, 9 genera , 45 host trees. Therefore, we think: whiteworms are polyphagous (polyphagous) insects.