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呼盟大兴安岭岭南地区,河流众多,河谷宽阔。由于谷地地势平坦,土质粘重,又有季节性冻土的存在,当雨水集中时,排水不畅,在大小河流宽阔的底部存在着常年积水或季节性临时积水的大片过湿的句子地。这些甸子地由于排水困难,土壤低湿冷浆,过去开垦较少。但是甸子地土壤(主要是草甸土和沼泽土)土层深厚,腐殖质含量高,潜在肥力高,加上地形开阔平坦,水源丰富,便
Hohhot Daxinganling Lingnan region, many rivers, wide valleys. Due to the flat terrain of the valley and the heavy soil and the presence of seasonal frozen earth, when the rainwater is concentrated, the drainage is poor, and there are large and over-wet sentences with perennial water accumulation or seasonal temporary waterlogging at the broad bottom of the river Ground Due to the difficulty of drainage, the soil is low wet and cold slurry, which used to be less reclaimed. However, the soil of ditches (mainly meadow soil and swamp soil) is of deep soil layer, high humus content and high potential fertility, together with wide and flat topography and rich water resources