V2EX phytohormone

Phytohormone

定义 Definition

植物激素:由植物自身产生、在极低浓度下就能调控植物生长发育与对环境刺激反应的信号分子(如生长素、赤霉素、细胞分裂素、乙烯、脱落酸等)。也常称 plant hormone

发音 Pronunciation (IPA)

/fatohrmon/

例句 Examples

Phytohormones help plants grow toward light.
植物激素帮助植物朝着光照方向生长。

Environmental stress can change phytohormone levels, which in turn affects flowering time and drought tolerance.
环境压力会改变植物激素水平,进而影响开花时间和抗旱能力。

词源 Etymology

phyto- 源自希腊语 phyton(“植物”),hormone 源自希腊语 horman(“激起、促使”)。合起来表示“促使植物发生反应的化学信号”。

相关词 Related Words

文学与著作 Literary Works

  • **Taiz & Zeiger, Plant Physiology and Development**(植物生理学经典教材,讨论多类 phytohormone 的作用与机制)
  • **Hopkins & Hüner, Introduction to Plant Physiology**(常见入门教材,涵盖 phytohormone 的基本概念与实验观察)
  • **Davies (ed.), Plant Hormones: Biosynthesis, Signal Transduction, Action!**(专题学术著作,集中论述植物激素的合成、信号传导与生理效应)
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