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15 Cards in this Set
- Front
- Back
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Inceptisols |
Form through alteration of parent material more developed than entisols |
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Andisols |
Soils formed from volcanic ash |
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Entisols |
Basically unaltered from parent material |
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Vertisols |
Clay rich soils, shrinks & swells with moisture. |
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Mollisols |
Grassland soils, thick dark soil very fertile. |
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Alfisols |
Leached or slightly acid soils, temperate forests |
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Spodosols |
Accumulated humus & Al & Fe oxides, typically light colored. Conifer forests typically. |
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Oxisols |
Highly weathered tropical soil |
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Aridisol |
Desert soil |
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O horizons |
Organic material, primarily leaf & needles. Dark color. |
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A horizon |
Mostly decomposed organisms & minerals, dark color. Zone of leaching. |
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E |
Leached horizon, often sandy or silty, reflecting lack of grain coatings |
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B |
Zone of clay & iron oxide accumulatio |
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C |
Parent material , may be oxidized or saturated |
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R |
Hard bedrock |
