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11 Cards in this Set
- Front
- Back
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Saturated Soil |
A soil with all its pores completely filled with water. |
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Waterlogged Soil |
A saturated soil from which little or no drainage occurs. |
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Ground Water Table |
Level below which soil and rocks are saturated with water. |
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Field Capacity |
Maximum amount of water that a soil will hold against the force of gravity. |
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Air Filled Porosity |
Percentage of air in a growing medium immediately after it has stopped draining having been saturated with water. |
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Permanent Wilting Point |
The moisture content of the soil at which normal plants remain wilted, even in humid conditions. (All transpiration has ceased). |
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Gravitational Water |
Water which drains from the soil under the influence of gravity. |
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Available Water |
Water that is available to plants, ie: held between field capacity and permanent wilting point. |
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Capillary Water |
Water that can move through soil pores by capillarity and is available to plants. |
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Hygroscopic Water |
Water remaining in the soil at permanent wilting point, which is unavailable to plants. |
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Soil Moisture Deficit (SMD) |
The amount of water required to restore the soil to field capacity. |
