 | Samuel Latham Mitchill - 1809 - 434 páginas
...Plains, and consists of soil washed down from above, and sand accumulated from the ocean. Where these plains are not penetrated by rivers, they are a white...enrich them. — But the borders of the rivers, which descend from the uplands, are rendered fertile by the soil washed down with the floods, and mixed with... | |
 | William Morris Davis - 1909 - 796 páginas
...Plains, and consists of soil washt down from above and sand accumulated from the ocean. Where these plains are not penetrated by rivers, they are a white...enrich them. But the borders of the rivers, which descend from the uplands, arc rendered fertile by the soil washt down with the floods and mixt with... | |
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Westward as far as this Map extends, and probably to the Extremity of Georgia, may be denominated the Lower Plains, and consists of Soil washt down from above, and Sand accumulated from the Ocean. Where these Plains are not penetrated by Rivers, they... 