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单词 θ18608
释义
the world > life > biology > biological processes > development, growth, or degeneration > [noun] > growth > stage of growth (4)
stage1882

Biology. Each of the several periods in the development and growth of animals and plants, frequently with qualifying word prefixed.

rhagon1887

Originally: a hypothetical stage in the development of sponges, having a simple pyramidal form with an apical osculum and rounded flagellated…

sensitive period1905

(a) Biology a period of life, esp. embryonic or fetal life, during which development may be altered irrevocably, typically by the presence or…

scotophase1939

Botany. A stage in the development of a cereal crop (esp. wheat) where short day length is necessary. Now rare.

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