V2EX landrace

Landrace

释义 Definition

landrace(名词):(在特定地区长期自然选择与传统选育形成的)地方品种/地方种;也可指地方家畜品系。通常指遗传多样性较高、适应当地环境、但未经过现代系统育种“定型”的作物或家畜群体。

发音 Pronunciation

/lndres/

例句 Examples

Farmers saved seeds from a local landrace of maize.
农民保存了一种当地玉米地方品种的种子。

Because the landrace had evolved under drought conditions, it performed better than the commercial hybrid in dry years.
由于该地方品种是在干旱环境中长期演化而来,它在干旱年份的表现比商业杂交种更好。

词源 Etymology

land(地方、地区)+ race(种系、品系)构成,20世纪在农业与遗传资源领域广泛使用;常被认为是对德语 Landrasse(意为“地方种/地方品系”)的借译或受其影响形成的术语,用来强调“本地适应性”和“传统农耕体系中的遗传多样性”。

相关词 Related Words

文学与作品 Literary Works

  • Guns, Germs, and Steel(Jared Diamond)讨论作物驯化与农业扩散时常涉及地方品种(landraces)与适应性。
  • 1493: Uncovering the New World Columbus Created(Charles C. Mann)在全球作物传播与农业生态的叙述中提到地方品种与遗传多样性。
  • FAO(联合国粮农组织)关于植物遗传资源的报告与手册(如农作物遗传资源保护主题出版物)“landrace”是高频核心术语。
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