topsoil depth 中文意思是什麼

topsoil depth 解釋
耕層深度
  • topsoil : 表土；耕作層土壤。
  • depth : n. 1. 深；深度。2. （色澤的）濃度；（聲音的）低沉；（感情等的）深厚，深沉，深刻。3. 進深。4. 〈常 pl. 〉深處；深淵，深海，海。5. 正中，當中。6. 深奧，奧妙。
  1. He ordered tons of fertile topsoil to cover the grounds to a depth of five feet and full - grown specimens of the plants were trucked up the mountain for planting

    他定購了成噸肥沃的表層土，覆蓋地面達5英尺深，把這些植物長好的樣品用卡車運到山上種植。
  2. In the zinc deficient cumulic cinnamon soil of northern china often encountered by dry climate, although the storing water in lower soil depth could not promote early maize plant to take up more zn from soils, our research gave a clear point that soil water in upper soil layer was important to enhance the influence of zn application in topsoil on early maize growth

    表層土壤水分對苗期玉米植株鋅吸收總量有顯著影響，乾旱條件下，玉米植株鋅吸收總量下降；底層土壤水分供應狀況對玉米鋅濃度影響不大，但植株中鋅向地上部運轉增加。
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