ochric epipedon 中文意思是什麼

ochric epipedon 解釋
淡薄表層
  1. Many entisols have an ochric epipedon and a few have an anthropic epipedon

    許多新成土有一層淡薄表層,有些則有一層人為擾動層。
  2. 2. the diagnostic surface horizons divided on the soils of the area are mollic epipedon, umbric epipedon and ochric epipedon. the diagnostic subsurface horizons are cambic horizon, argic horizon, histic evidence and mattic evidence. the diagnostic characteristics are sapric soil materials, folic soil materials, soil moisture regimes, soil temperature regimes, ferric property and base saturation

    本地區土壤劃分出的診斷表層有暗沃表層、暗瘠表層和淡薄表層,診斷表下層有雛形層、粘化層,診斷現象有有機現象、草氈現象,診斷特性有6個:高腐有機土壤物質、落葉有機土壤物質、土壤水分狀況、土壤溫度狀況、鐵質特性、鹽基飽和度。
  3. They typically have an ochric epipedon, but may have an umbric epipedon

    典型的淋溶土有一層淡色表層,但同樣可能有一層暗色表層。
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