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17 Cards in this Set
- Front
- Back
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Dynamic substrate on the Earth's surface |
Soil |
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Study of soils |
Pedology |
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Anchor plants to earths surface |
Function of Soil |
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Mineral 45% Water 25% Air 25% Organis 5% |
Soil Composition
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OABC Horizons |
Soil Profile |
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Rate of entry into the soil surface |
Infiltration rate |
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Function of Soil-Sand |
Rapid infiltration rate Low water holding capacity Low nutrient content |
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Function of soil-Clay |
Slow infiltration rate High water holding capacity High nutrient content |
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Five soil forming factors |
Parent Material
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Five soil forming factors |
Topography
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Five soil forming factors |
Climate
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Five soil forming factors |
Organisms |
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Five soil forming factors |
Time |
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What represents extremes of this oscillation |
El Nino La Nina |
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Lrge scale atmosphereic and oceanic circulation system that influences weather and ecological processes on a global scale |
El Nino |
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In normal and la nina years, high pressure is over _________ and low pressure is over _______ |
Tahiti, Darwin |
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Is a strengthening of the normal pattern of circulations |
La Nina |
