Hatching method of eupolyphaga sinensis eggs

The invention discloses a hatching method of eupolyphaga sinensis eggs, and belongs to the technical field of insect breeding. The hatching method comprises the following steps: collecting ootheca at the abdomen of a female adult, selecting ootheca with regular appearance, full particles and bright shells, soaking and disinfecting the ootheca with a 4% neutral formaldehyde reagent, rinsing the ootheca with distilled water, and airing the ootheca for later use; humus soil, cow dung and rice bran are used as raw materials for preparing hatching soil; the incubation soil is put into a feeding box, ootheca is placed in the feeding box, and the feeding box is firstly subjected to low-temperature germination treatment and then subjected to high-temperature incubation treatment; in the hatching process, water is sprayed once every day, the relative humidity of hatching soil is kept at 25% +/-5%, and hatching is conducted till no new nymphs are hatched. By means of variable-temperature treatment, the hatching rate of