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loess    音标拼音: [l'oəs]
n. 黄土

黄土

loess
n 1: a fine-grained unstratified accumulation of clay and silt
deposited by the wind

Loess \Loess\ (l[~e]e), n. [G. l["o]ss.] (Geol.)
A quaternary deposit, usually consisting of a fine yellowish
earth, on the banks of the Rhine and other large rivers.
[1913 Webster]


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  • Loess - Wikipedia
    Loess is a periglacial or aeolian (windborne) sediment, defined as an accumulation of 20% or less of clay with a balance of roughly equal parts sand and silt (with a typical grain size from 20 to 50 micrometers), [3][4] often loosely cemented by calcium carbonate
  • Loess | Wind-Deposited Sediment Soil Formation | Britannica
    Loess, an unstratified, geologically recent deposit of silty or loamy material that is usually buff or yellowish brown in colour and is chiefly deposited by the wind
  • Loess - National Geographic Society
    In some parts of the world, windblown dust and silt blanket the land This layer of fine, mineral-rich material is called loess
  • What Is Loess Soil? Characteristics and Uses | Live to Plant
    It is a type of sediment that is loosely compacted and primarily composed of silt-sized particles This article explores the definition, formation, characteristics, and practical uses of loess soil, highlighting why it remains a critical component in various ecosystems and human activities
  • Loess Explained
    What is a Loess? A loess is a clastic, predominantly silt -sized sediment that is formed by the accumulation of wind-blown dust
  • The nature, origin and accumulation of loess - ScienceDirect
    Loess can be defined simply as a terrestrial clastic sediment, composed predominantly of silt-size particles, which is formed essentially by the accumulation of wind-blown dust
  • Loess records | U. S. Geological Survey - USGS. gov
    Loess is an eolian deposit, composed mainly of silt grains, which can be identified in the field as a distinct sedimentary body It covers a significant portion of the land surface of the Earth and is one of the most important terrestrial archives of long-term dust deposition
  • LOESS Definition Meaning - Merriam-Webster
    The meaning of LOESS is an unstratified usually buff to yellowish brown loamy deposit found in North America, Europe, and Asia and believed to be chiefly deposited by the wind
  • What is Loess? - Loess Hills Audubon Society
    What is Loess?  Loess (pronounced "luss") is a German word meaning "loose" and it is the name of a type of soil Loess is a deposit of fine, yellowish-gray, clay-like sediment which can be found from north central Europe to eastern China and in the American Midwest
  • Loess Plateau - Wikipedia
    The Loess Plateau[a] is a plateau in north-central China formed of loess, a clastic silt-like sediment formed by the accumulation of wind-blown dust It is located southeast of the Gobi Desert and is surrounded by the Yellow River It includes parts of the Chinese provinces of Qinghai, Gansu, Shaanxi and Shanxi [4]





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