The pupae remain dormant in the soil until they emerge as adult moths in the winter.

蛹在土壤下休眠，直到冬季才变为成年的蛾飞出来。

Tunnel injection had certain control effect on pupae.

虫道注射对蛹有一定防治效果。

The development of egg, larva and pupae need further study.

卵、幼虫利蛹的历期有待进一步研究。

The nutrition of oak silkworm pupae was analysed and compared.

通过对柞蚕蛹营养成份的分析及比较 ，进行了营养的评价。

Healthy larvae form small cocoons, become pupae, then emerge as young bees.

健康的幼虫形成小茧，变成蛹，然后破茧而出，长成幼蜂。