作者: J. H. Wilis , D. L. Cox
DOI: 10.1007/978-3-642-69922-1_45
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摘要: The morphological changes which accompany insect metamorphosis are frequently dramatic. Yet is controlled by the interaction of but two hormones. An ecdysteroid initiates all molts and promotes unless a juvenoid also present. In presence both juvenoids ecdysteroids insects molt without changing metamorphic stage.