V2EX cultivar

Cultivar

定义 Definition

Cultivar(名词)指通过人工选择培育出的植物品种,即"栽培品种"。它是经过人为筛选、繁殖并保持其特定性状的植物变种,区别于自然界中自然演化形成的品种。

发音 Pronunciation

/kl.t.vr/

例句 Examples

This apple cultivar is known for its exceptional sweetness and crisp texture.
这个苹果栽培品种以其出众的甜度和爽脆的口感而闻名。

Over the past decade, agricultural researchers have developed several new rice cultivars that are resistant to drought and require significantly less water for irrigation.
在过去十年中,农业研究人员培育出了几种新的水稻栽培品种,这些品种具有抗旱性,灌溉需水量大大减少。

词源 Etymology

Cultivar 是一个现代合成词,由 cultivated(栽培的)和 variety(品种)两个词缩合而成,最早于1923年由美国植物学家利伯蒂海德贝利(Liberty Hyde Bailey)提出。该词的出现是为了在植物学中明确区分人工培育的品种与自然变种(variety),从而使植物分类命名更加精确。拉丁语词根 cultus 意为"耕作、培育",varius 意为"不同的、多样的"。

关联词汇 Related Words

文学作品引用 Literary References

  • 迈克尔波伦(Michael Pollan)在《植物的欲望》(The Botany of Desire)中大量讨论了苹果和郁金香等植物的栽培品种历史,探索了人类与植物之间的共同进化关系。
  • 查尔斯达尔文(Charles Darwin)在《物种起源》(On the Origin of Species)中虽未使用 cultivar 一词(该词尚未被创造),但详细讨论了人工选择培育植物品种的现象,为后来 cultivar 概念的确立奠定了理论基础。
  • 苏珊德沃金(Susan Dworkin)在《翡翠星球》(The Viking in the Wheat Field)中讲述了植物遗传学家本特斯科曼保护全球小麦栽培品种基因多样性的故事。
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