V2EX hardening-off

Hardening-off

释义 (Definition)

hardening-off(炼苗/缓苗):园艺术语,指把在室内或温室里培育的幼苗、插苗,在移栽到户外前,通过逐步增加日照、风、温差与较低湿度的暴露时间,让植株适应外界环境,从而减少移栽休克、灼伤或冻伤。

发音 (Pronunciation, IPA)

/hrdn f/

例句 (Examples)

Hardening-off seedlings takes about a week.
炼苗通常需要大约一周时间。

After hardening-off the tomato starts outdoors for ten days, she transplanted them into raised beds, timing it to avoid a late frost and reduce transplant shock.
把番茄幼苗在户外炼苗十天后,她才把它们移栽到高畦里,并避开倒春寒,以减少移栽带来的应激。

词源 (Etymology)

来自动词短语 harden offharden(“使变硬/使更强壮”)+ off(表示“完成/告一段落”)。在园艺语境中,“harden off”引申为“让幼苗逐步变得更耐受外界条件”,名词化后形成 hardening-off,常用于育苗与移栽流程说明中。

相关词 (Related Words)

文学与著作例证 (Notable Works)

  • The New Seed-Starters Handbook(Nancy Bubel) 讨论育苗步骤时常提到 hardening-off。
  • The Vegetable Gardener’s Bible(Edward C. Smith) 在移栽管理与防霜章节中使用该术语。
  • Rodale’s Basic Organic Gardening(Rodale Press 相关园艺书系) 有关有机育苗与定植流程中出现 hardening-off。
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