...f gastrula period)、原肠胚晚期(late of gastrula period)、体节 早期(early of segmentation period),孵化期(hatching period)死亡的胚胎数量。最后,统计每盆孵化出 的鱼苗数量。
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larval hatching period 幼虫孵化期
peak hatching period 产卵盛期
The population diffusing periods are before and after the peak of the hatching period.
孵化高峰期前后为种群的扩散时期。
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The diapause of pine caterpillar is relevant to the larval hatching period, food, climate and other ecological conditions.
滞育与幼虫孵化期、气候、生态条件和食料有关。
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