The boron content in soil depends upon the parent materials of soil.

土壤硼含量决定于成土母质。

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These differences are the results of the diversity of parent materials from various soil types and the climates influences of different regions.

这种差异主要来自对不同类型土壤母质成份的的继承和受到不同的地带性气候影响所致。

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There was a very important relation between fertility quality of the soil and soil parent materials, topographical environment, landscape position.

土壤肥力质量与土壤母质类型、地形环境有着十分重要的关系。

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