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本文对大兴安岭地区暗棕壤、草甸土、沼泽土、黑土四种典型土壤剖面样的养分测定结果进行分析比较。
This paper analyzes and compares the nutrient profiles of four typical soils with dark brown soil, meadow soil, swamp soil and black soil in Daxinganling area.