The atlas of China soil background values was briefly introduced in this paper.
简要介绍了中国土壤背景值图集。
We identified the most appropriate proportion of nutrients by analyzing the soil background values.
通过对土壤背景值的测定，找出最合适的营养物质配比。
It is suggested that analytical quality control technique should be used in soil background survey.
建议在土壤背景值调查中试用分析质量控制。
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