表层土壤 meaning in Chinese

topsoil
veneer of soil

In australia, a shallow soil is scraped into ridges on which trees are planted .
在澳大利亚把表层土壤作垄，果树栽在垄上。
Under flood conditions, great amounts of topsoil are washed to receiving streams .
在洪水泛滥时，大量表层土壤被冲刷到承受的水流中。
Magnetic characteristics of xuzhou urban topsoils
徐州城市表层土壤的磁学特征
Magnetic response of metals in xuzhou urban topsoil
徐州城市表层土壤中金属元素的磁学响应
Early diagenesis in surface soil of yellow river delta
黄河三角洲表层土壤早期成岩作用初探

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