Vegetable mould; the dark-brown or black substance resulting from the slow decomposition and oxidization of organic matter on or near the surface of…
| 单词 | θ6032 |
| 释义 | the world > the earth > structure of the earth > constituent materials > earth or soil > kind of earth or soil > [noun] > organic soil > humus (13) humus1796 Vegetable mould; the dark-brown or black substance resulting from the slow decomposition and oxidization of organic matter on or near the surface of… raw humus1891 vegetable matter not yet fully decomposed; incompletely formed humus. mull1923 Humus which does not form a distinct layer on top of the soil but is admixed with the underlying mineral soil, characteristic of grasslands and… mor1931 Humus which forms a discrete layer on top of the soil and has little or no mineral soil mixed with it, characteristic of coniferous forests and… Subcategories:— chernozem (5) — terra roxa (1) — chestnut soil (2) — formation of humus (1) |
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