V2EX soil profile

Soil Profile

定义 Definition

soil profile土壤剖面。指从地表向下到母质/基岩的一段垂直土体切面,用来观察与描述不同土层(horizons,如 O、A、E、B、C、R)的颜色、结构、质地、有机质含量与排水等特征。该术语在土壤学、地理与环境科学中常用。(在不同语境下也可泛指“土壤的垂向结构”。)

发音 Pronunciation

/sl profal/

例句 Examples

The teacher showed us a soil profile in a pit.
老师在土坑里给我们展示了一个土壤剖面。

By examining the soil profile, researchers inferred past flooding events and explained why crops struggled in the compacted clay-rich layer.
通过检查土壤剖面,研究人员推断出过去的洪水事件,并解释了为什么作物在富黏土且被压实的土层中生长不良。

词源 Etymology

soil 源自古法语 soil/sole(土地、地面),更早可追溯到拉丁语 solum(地面、底部)。profile 来自意大利语 profilo(轮廓),由 *pro-*(向前)与 filo(线条)相关概念发展而来。合起来 soil profile 字面即“土壤的轮廓/剖面”,调用垂直切面来观察土壤层次结构。

相关词 Related Words

文学与著作中的用例 Literary Works

  • The Nature and Properties of Soils(Nyle C. Brady & Ray R. Weil)常以 soil profile 讲解土层与成土过程。
  • Soil Genesis and Classification(Boul, Southard, Graham, McDaniel)大量使用 soil profile 描述诊断土层与分类依据。
  • Soil Science and Management(Edward J. Plaster 等教材版本)在土壤调查与土地利用章节中频繁出现 soil profile
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