Soil Order Flashcards

1
Q

Entisol

A

Ent
Recent

Very young soil showing very limited profile or lack of significant profile development

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2
Q

Vertisol

A

Ert
Latin = verto, turn
-invert
-shows large cracks upon drying due to dominance of montmorillonite

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3
Q

Inceptisol

A

Ept
Latin = inceptum, beginning
-Inception
- a young soil with moderate profile development

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4
Q

Aridisol

A

Id
Latin = aridus, dy
-arid
- limited change in parent material due to dryness

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5
Q

Mollisol

A

Oll
Latin = mollis, soft
- mollify
- dark surface due to high organic matter. This order includes some of the world’s most important agricultural soil

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6
Q

Spodosol

A

Od
Greek = spodos, wood ash
- podzol;odd
- subsoil has accumulation of fe and Al oxides, humus and amorphous clays

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7
Q

Alfisol

A

Alf

  • pedalfer
  • argillic B horizom with high base saturation
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8
Q

Ultisol

A

Ult
Latin = ultimus, last
- ultimate
- the B horizom has high amounts of clay but low base saturation

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9
Q

Oxisol

A

Ox
F. Oxide, oxide
- highly weathered soil with B horizon containing mainly 1:1 (kaolinite) clay

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10
Q

Histosol

A

Ists
Greek=histos, tissue
- Includes the organic soil have developed in a water-saturated environment

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