土壤侵蚀对紫色土坡耕地耕层物理及力学特性的影响
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Effects of Soil Erosion on Physical and Mechanical Properties of Cultivated Layer of Purple Soil Slope Farmland
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图5. 不同侵蚀程度下耕层土壤退化指数变化特征 |
Fig. 5. Change characteristics of soil degradation index in tillage layer under different erosion degrees |
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