MAJOR SOIL ORDERS AND THEIR CHARACTERISTIC FEATURES
There are 12 Major soil orders as recognised by the USDA they are briefly given below , a video depicting the photos of these soil orders is also provided below ::
There are 12 Major soil orders as recognised by the USDA they are briefly given below , a video depicting the photos of these soil orders is also provided below ::
Sl. No
|
Soil Order
|
Features
|
1.
|
Inceptisols
|
Young embryonic soils with few
diagnostic features
|
2.
|
Entisols
|
Recently formed alluvial soils
|
3.
|
Vertisols
|
Black swelling clays , deep cracks develop when dry
|
4.
|
Oxisols
|
Highly weathered soils , sesquioxide rich soils
|
5.
|
Alfisols
|
Relatively young soils , Forest soils
|
6.
|
Histosols
|
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Organic soils >20% Organic
matter
7.
Aridosols
Desert soils of arid regions
8.
Spodosols
Accumulation of Sesquioxides
9.
Ultisols
Low nutrient status
10.
Mollisols
Soft grassland dark soils
11.
Andisols
Soils formed in volcanic ash
12.
Gelisols
Soils with permafrost within 2m from surface
 |
Our video depicting major soil orders
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*do not try to reproduce articles from this website without taking prior permission or without our knowledge
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