单词 | arenosol |
释义 | arenosoln. Soil Science. A soil consisting mainly of sand, with little humus or clay and little horizon development, typically found in deserts and arid tropical regions. ΘΚΠ the world > the earth > structure of the earth > constituent materials > earth or soil > kind of earth or soil > [noun] > sandy soil sand1610 rosil1691 limon1890 orterde1928 arenosol1968 1968 R. Dudal Definitions Soil Units for Soil Map World 22 Arenosols (Z) Soils, coarser than sandy loam and with a clay content of 15 per cent or less, having no diagnostic horizons, except possibly a pallid A horizon; showing the characteristics of an oxic B horizon but for textural requirements. 1980 Jrnl. Range Managem. 33 41/2 Soils are predominantly sandy, yellowish-red in colour and slightly acidic (5<ph<6); they are luvic arenosols according to the FAO [= Food and Agriculture Organization] classification. 2005 Ecology 86 1238 Medium to fine grained Kalahari sands, with gleyic arenosols in inundation-prone floodplain grassland areas. This is a new entry (OED Third Edition, November 2010; most recently modified version published online December 2021). < n.1968 |
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