释义 |
clay soil
clay soil[¦klā ¦sȯil] (geology) A fine-grained inorganic soil which forms hard lumps when dry and becomes sticky when wet. clay soil
clay soil a soil formed on a clay substrate, the particles of which are less than 0.004 mm in diameter. Such soils are poorly drained and aerated, and are composed largely of hydrated aluminosilicates. |