Term
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Definition
| Youngest of the soils, least developed, lack horizons |
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Term
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Definition
| Slightly more developed and weathered than entisols, "B" horizon |
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Term
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Definition
| volcanic ash soils, highly productive |
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Term
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Definition
| permafrost soils, higher elevations and latitudes |
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Term
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Definition
| very high organic matter content (peat) |
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Term
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Definition
| desert soils, very limited leaching, basic |
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Term
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Definition
| dark, swelling and cracking from high clay content |
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Term
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Definition
| deep, high organic content, basic, moderately developed (grassland soil) |
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Term
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Definition
| leached more than mollisols, (clay leached out of surface layer), (deciduous forest soil) |
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Term
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Definition
| most highly leached soils, humid areas, typically acidic with limited nutrients, clay leached into B layer |
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Term
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Definition
| leached mineral soil (with less clay than ultisols), low base supply (coniferous forest soils) |
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Term
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Definition
| oxic horizon, high organic matter content, highly weather of tropical or subtropical regions |
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Term
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Definition
-Time
-Parent Material
-Climate
-Topography
-Biological factors |
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