洮南地区浅层地表基质地球化学特征及盐碱化响应机制
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斯琴毕力格, 孔繁鹏, 刘洪博, 张磊, 张也, 董凯
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Geochemical characteristics and salinization mechanisms of shallow surface substrate in the Taonan area, western Songnen Plain
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Siqinbilige , KONG Fan-Peng, LIU Hong-Bo, ZHANG Lei, ZHANG Ye, DONG Kai
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表7 表层和深层土壤不同地貌风化淋溶系数参数特征
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Table 7 Characteristics of weathering and leaching coefficient parameters for different landforms in surface and deep soils
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| 类型 | 地貌类型 | 最小值 | 最大值 | 平均值 | 中位数 | 标准离差 | 变异系数 | | 表层土壤 | 低平原 | 0.591 | 2.121 | 1.005 | 0.985 | 0.362 | 0.36 | | 阶地漫滩 | 0.456 | 1.757 | 0.890 | 0.762 | 0.401 | 0.45 | | 丘陵 | 0.467 | 2.171 | 1.095 | 0.938 | 0.441 | 0.40 | | 沙丘 | 0.037 | 1.171 | 0.785 | 0.729 | 0.212 | 0.27 | | 扇形平原 | 0.467 | 1.952 | 1.024 | 1.044 | 0.434 | 0.42 | | 全区 | 0.037 | 2.171 | 0.965 | 0.896 | 0.362 | 0.375 | | 深层土壤 | 低平原 | 0.178 | 1.617 | 0.946 | 0.877 | 0.285 | 0.30 | | 阶地漫滩 | 0.765 | 2.309 | 1.123 | 0.841 | 0.580 | 0.52 | | 丘陵 | 0.466 | 2.766 | 1.159 | 0.817 | 0.645 | 0.56 | | 沙丘 | 0.630 | 2.090 | 0.919 | 0.810 | 0.290 | 0.32 | | 扇形平原 | 0.546 | 3.710 | 1.227 | 0.788 | 0.972 | 0.79 | | 全区 | 0.178 | 3.710 | 0.994 | 0.810 | 0.484 | 2.05 |
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