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Subsoil is the
layer of soil
under the
topsoil on the
surface of the ground. Like topsoil, it is
composed of a
variable mixture of
small particles such...
- A
subsoiler or flat
lifter is a tractor-mounted farm
implement used for deep tillage,
loosening and
breaking up soil at
depths below the
levels worked...
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Gypsisols in the
World Reference Base for Soil
Resources (WRB) are
soils with
substantial secondary ac****ulation of
gypsum (CaSO4.2H2O). They are found...
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building material made from
subsoil, water,
fibrous organic material (typically straw), and
sometimes lime. The
contents of
subsoil vary, and if it does not...
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Portuguese mines that are
still in operation.
Portugal is rich in its
lithium subsoil,
which is
especially concentrated in the
districts of Guarda, Viseu, Vila...
- horizons. Most
soils have
three major horizons: the
surface horizon (A), the
subsoil (B), and the
substratum (C). Some
soils have an
organic horizon (O) on...
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compacted before the
construction of a road,
pavement or
railway track Subsoil Track bed http://www.highwaysmaintenance.com/drainage.htm The Idiots' Guide...
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private enterprises to own the
subsoil rights of land,
rather than
continuing the
colonial law that gave all
subsoil rights to the State. An industrial...
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excessively drained.
Others have
shallow rooting zones and poor
drainage due to
subsoil cementation. A low pH
further compounds issues,
along with
phosphate deficiencies...
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various kinds of
broken and
weathered rock material, such as soil and
subsoil, that may
overlie the
bedrock are
known as regolith. The
surface of the...