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  2. Topsoil - Wikipedia

    en.wikipedia.org/wiki/Topsoil

    Topsoil is composed of mineral particles and organic matter and usually extends to a depth of 5-10 inches (13–25 cm). Together these make a substrate capable of holding water and air which encourages biological activity.

  3. Soil - Wikipedia

    en.wikipedia.org/wiki/Soil

    Soil, also commonly referred to as earth, is a mixture of organic matter, minerals, gases, liquids, and organisms that together support the life of plants and soil organisms. Some scientific definitions distinguish dirt from soil by restricting the former term specifically to displaced soil. Soil measuring and surveying device

  4. Top soil - Wikipedia

    en.wikipedia.org/?title=Top_soil&redirect=no

    This page was last edited on 8 July 2004, at 01:46 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply ...

  5. Peatland - Wikipedia

    en.wikipedia.org/wiki/Peatland

    [clarification needed] [56] To create viable soil for plantation, the mires in tropical regions of Indonesia and Malaysia are drained and cleared. The peatland forests harvested for palm oil production serve as above- and below-ground carbon stores, containing at least 42,069 million metric tonnes (Mt) of soil carbon. [58]

  6. Palm oil production in Indonesia - Wikipedia

    en.wikipedia.org/wiki/Palm_oil_production_in...

    The remains of a peat forest in Indragiri Hulu, Riau Province, Indonesia to make way for oil palm plantation.. Production of palm oil in Indonesia has, since 1964, recorded a phenomenal increase from 157,000 metric tons (155,000 long tons; 173,000 short tons) to 41.5 million metric tons (40,800,000 long tons; 45,700,000 short tons) in 2018 [7] and a total of 51 million metric tons (50,000,000 ...

  7. Soil science - Wikipedia

    en.wikipedia.org/wiki/Soil_science

    A soil scientist examining horizons within a soil profile. Soil science is the study of soil as a natural resource on the surface of the Earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils; and these properties in relation to the use and management of soils.

  8. Category:Types of soil - Wikipedia

    en.wikipedia.org/wiki/Category:Types_of_soil

    Bahasa Indonesia; עברית ... Pages in category "Types of soil" The following 151 pages are in this category, out of 151 total. ... About Wikipedia; Disclaimers ...

  9. Soil structure - Wikipedia

    en.wikipedia.org/wiki/Soil_structure

    Soil structure describes the arrangement of the solid parts of the soil and of the pore spaces located between them (Marshall & Holmes, 1979). [1] Aggregation is the result of the interaction of soil particles through rearrangement, flocculation and cementation.