developmental period

英 美
  • 发育历期
  • developmental adj.发展的;进化的;开发的
  • period n.一段时间;周期;时期;课时;学时;句号;月经
    1. Moreover, under field inconstant temperature conditions, the developmental time of B. tabaci on Goukang No.22 was 13.6% shorter than that on S3 cotton.
      在同一品种棉花上,饲养在苗期棉花上烟粉虱的发育历期较花铃期棉花长。