·2,447,543篇论文数据，部分数据来源于NoteExpress
成土母质和土地利用方式对土壤碳酸盐含量有明显的影响。
The impact of land use and soil parent on the soil carbonates content is significant.
山地为盆地提供了丰富的粒状物质，它们是绿洲土壤重要的成土母质；
Mountainous area provides rich saccharoid for basin, which is important parent material of oasis soil formation.
分析结果表明，影响土壤元素背景值的主要因素，在平原地区是地貌条件，在山区是成土母质。
The results showed that the principal factors affecting the metal background contents were landforms for plain area and soil parent material for mountain area.
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