V2EX light-demanding

Light-demanding

Definition / 释义

light-demanding(形容词):需光的;对光照需求高的。常用于生态学、植物学,指植物(或其他生物)在生长、开花或维持较高光合作用速率时需要较强光照,通常不耐阴。
(也可更宽泛地指“需要明亮环境/强光条件的”。)

Pronunciation / 发音(IPA)

/lat dmnd/

Examples / 例句

This tree is light-demanding and won’t grow well under a closed canopy.
这棵树需光,在郁闭的林冠下长不好。

In the restoration plan, light-demanding pioneer species were planted first to quickly cover open ground and improve habitat conditions.
在修复方案中,先种植需光的先锋物种,以便迅速覆盖裸地并改善栖息地条件。

Etymology / 词源

light(光)+ demanding(要求高的、需要……的)构成的复合形容词。字面意思是“对光有较高需求的”。在生态学语境中常与“耐阴/喜阴”等概念成对使用,用来描述物种对光环境的生态适应。

Related Words / 相关词

Literary Works / 文学与经典著作用例

  • Campbell Biology(《坎贝尔生物学》):在植物生态与光适应相关章节中常用类似术语讨论需光植物与耐阴植物。
  • Ecology: From Individuals to Ecosystems(Begon, Townsend & Harper,《生态学》):在群落演替、林冠与林下光环境部分常出现该类表述。
  • Plant Physiological Ecology(Lambers, Chapin & Pons,《植物生理生态学》):讨论光合特性与生境选择时常使用“light-demanding species”等表达。
  • Plant Physiology and Development(Taiz et al.,《植物生理学与发育》):在光合作用与光适应内容中常以此类词汇描述不同植物的光需求差异。
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