V2EX plant growth regulator

Plant Growth Regulator

Definition(释义)

Plant growth regulator(常缩写为 PGR)指植物生长调节剂:一类用于调控植物生长发育过程的物质,包括模拟或影响植物激素作用的化合物,可用于促进生根、控制株高、调节开花、坐果与成熟等。(在不同语境下也可泛指天然植物激素或其类似物。)

Pronunciation(发音)

/plnt roθ rjletr/

Examples(例句)

The farmer applied a plant growth regulator to help the seedlings develop stronger roots.
农民施用了植物生长调节剂,帮助幼苗长出更强壮的根系。

By carefully timing the spray of a plant growth regulator, growers can reduce lodging and improve uniformity, but overuse may stress the crop and lower yield.
通过精确把握喷施植物生长调节剂的时间,种植者可以减少倒伏并提高整齐度,但过量使用可能使作物受胁迫并降低产量。

Etymology(词源)

该短语由 plant(植物)+ growth(生长)+ regulator(调节者/调节剂)构成。regulator 来自拉丁语 regulare(“使规则、管理、引导”),科学语境中常指“用于调控某过程的装置或物质”。因此 plant growth regulator 字面即“调控植物生长的物质”。

Related Words(相关词)

Literary Works(作品与文献中的用例)

  • Plant Physiology and Development(Taiz, Zeiger 等):在讲授植物激素与发育调控时常使用 plant growth regulator 这一术语。
  • **Plant Hormones: Biosynthesis, Signal Transduction, Action!**(Davies 编):讨论各类植物激素及其作为生长调节剂的应用,频繁出现该表达。
  • Annual Review of Plant Biology(综述期刊文章):有关作物调控、激素信号与农业应用的综述中常见该术语。
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