Difference between revisions of "Cambisol"

From Wicri Urban Soils
imported>Thierry Daunois
(Created page with 'An '''cambisol''' (CM) can be defined through : * a cambic horizon or : * a mollic horizon overlying a subsoil which has a base saturation (by 1 ''M'' NH<sub>4</sub>OAc) of less...')
 
imported>Thierry Daunois
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** an andic, vertic or vitric horizon starting between 25 and 100 cm
 
** an andic, vertic or vitric horizon starting between 25 and 100 cm
 
** a plinthic, petroplinthic or salic horizon starting between 50 and 100 cm, in the absence of loamy sand or coarser textures above these horizons
 
** a plinthic, petroplinthic or salic horizon starting between 50 and 100 cm, in the absence of loamy sand or coarser textures above these horizons
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==Possible qualifiers==
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For each RSG, there are some possible prefix and suffix qualifiers :
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|-
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<big>'''Prefix qualifiers'''</big><br/>
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|style="padding:4px;font-size:1px"|&nbsp;
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|width="50%" valign="middle" style="border:1px solid #DDDDF7;background:#F7F7FF;padding:7px"|
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<center><big>'''Suffix qualifiers'''</big></center>
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|style="font-size:0.6em;line-height:0.6em"|&nbsp;
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| valign="top" class="cadregris" style="margin-bottom:0.6em;border:1px solid #AAAAAA;background-color:#FCFCFC;padding:7px"|
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* [[Has for suffix qualifier::]]
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==Source==
 
==Source==

Revision as of 17:36, 12 October 2009

An cambisol (CM) can be defined through :

  • a cambic horizon

or :

  • a mollic horizon overlying a subsoil which has a base saturation (by 1 M NH4OAc) of less than 50 percent in some part within 100 cm from the soil surface

or :

  • one of the following diagnostic horizons within the specified depth from the soil surface :
    • an andic, vertic or vitric horizon starting between 25 and 100 cm
    • a plinthic, petroplinthic or salic horizon starting between 50 and 100 cm, in the absence of loamy sand or coarser textures above these horizons

Possible qualifiers

For each RSG, there are some possible prefix and suffix qualifiers :

Prefix qualifiers

 
Suffix qualifiers
 
 

Source

fr:Cambisol