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单词 sierozem
释义

sierozemn.

/ˈsɪərəʊzɛm/
Forms: Also serozem.
Etymology: < Russian serozém, < sérȳĭ grey + zemlyá earth, soil.
Soil Science.
A type of soil, usually calcareous and poor in organic material, that is characterized by a brownish-grey surface horizon grading into harder, carbonate-rich lower layers, and is developed typically under mixed shrub vegetation in arid climates.
ΘΚΠ
the world > the earth > structure of the earth > constituent materials > earth or soil > kind of earth or soil > [noun] > other soils
white earth1448
Chiltern?1530
light land1589
deads1653
rosil1691
moorland1753
prairie soil1817
residuum1828
rendzina1905
podzol1908
solonetz1924
solod1925
solonchak1925
pedalfer1928
pedocal1928
skeletal soil1932
peloid1933
sierozem1934
planosol1938
lithosol1939
regosol1949
andosol1958
Alfisol1960
Aridisol1960
Histosol1960
Spodosol1960
Andisol1978
1934 Soil Sci. XXXVIII. 485 On the steeper, and consequently drier, slopes sierozems (gray soils) are developed.
1965 B. T. Bunting Geogr. Soil xii. 142 The cooler Russian and Argentine deserts have light grey serozem.
1976 H. E. Dregne Soil of Arid Regions 79 A typical Serozem..from near Isfahan in Iran..had a 1 cm. thick desert pavement of fairly angular volcanic rocks overlying a loose, light brownish-gray, coarse sandy loam 4 cm. thick.
1977 J. C. F. Tedrow Soils of Polar Landscapes viii. 138 Traditionally, pedologists have focused their taxonomic investigations on the mature terrestric soils—Podzol, Chernozem, Sierozem, and so forth.
This entry has not yet been fully updated (first published 1986; most recently modified version published online December 2020).
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n.1934
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