Purple soil is rich in capillary porosity and good permeability, high soil fertility and it is our country's precious agricultural soils resources which has been developed in wide range.

紫色土质地较好，具有丰富的毛管孔隙和良好的透水性，且土壤肥力较高，已被广泛的开发利用，是我国宝贵的农业土壤资源。

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It has the advantages of good in permeability, low lime consumption, without vibration during construction and less soil displacement disturbances.

石灰土柱具有石灰用量低，施工振动小，挤土扰动少，透水性好的优点。

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As much of the soil has been overworked, it cannot yield any good harvest.

随着大多的土壤过分工作，它再也出产不了丰收。

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