... the plant and the animal species that can exist in a location. Vegetation varies in size and structure (physiognomy), in its seasonal manifestation, and in how it changes over time. Its importance is greater than the sum of its individual plant parts, as many species of animals, for example, are influenced greatly by the physical structure of the plant community, still others ... distance from the surface (which in turn controls the amount of water and organic material present). The overall direction of water movement (up or down) through soil is of some importance in determining its st...

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• Approx Pages: 50
• Has Bibliography
• Grade Level: Undergraduate