| Archibald Geikie - 1858 - 312 Seiten
...tree that rises more than 100 feet above the soil. When in hot seasons these swamps get dried up, " pits are burnt into the ground many feet deep, or...residuum or earthy matter is left. At the bottom of all these ' cypress swamps' a bed of clay is found, with roots of the tall cypress, just as the underclays... | |
| sir Archibald Geikie - 1858 - 288 Seiten
...tree that rises more than 100 feet above the soil. When in hot seasons these swamps get dried up, " pits are burnt into the ground many feet deep, or...as far down as the fire can descend without meeting witli water, and it is then found that scarcely any residuum or earthy matter is left. At the bottom... | |
| Sir Charles Lyell - 1865 - 830 Seiten
...plants. As a singular proof of this fact, I may mention that whenever any part of a swamp in Louisiana is dried up, during an unusually hot season, and the...residuum or earthy matter is left.* At the bottom of all these " cypress swamps " a bed of clay is found, with roots of the tall cypress ( Taxodium distichum),... | |
| Sir Charles Lyell - 1866 - 866 Seiten
...plants. As a singular proof of this fact, I may mention that whenever any part of a swamp in Louisiana is dried up, during an unusually hot season, and the...residuum or earthy matter is left.* At the bottom of all these " cypress swamps " a bed of clay is found, with roots of the tall cypress (Ta-xodium distichum),... | |
| Gerald Molloy - 1870 - 384 Seiten
...burned into the ground many feet deep, in fact, as far down as the fire can descend without meeting water ; and it is then found that scarcely any residuum or earthy matter is left.* Vegetable strata of this kind are produced, not only upon dry land by the growth and decay of forests,... | |
| Gerald Molloy - 1870 - 402 Seiten
...burned into the ground many feet deep, in fact, as far down as the fire can descend without meeting water; and it is then found that scarcely any residuum or earthy matter is left.* Vegetable strata of this kind are produced, not only upon dry land by the growth and decay of forests,... | |
| Gerald Molloy - 1870 - 554 Seiten
...fact as far down as the fire can descend without meeting water; L 146 ACCUMULATIONS OF DEIFT-WOOD. and it is then found that scarcely any residuum or earthy matter is left. 1 Vegetable strata of this kind are produced, not only upon dry land by the growth and decay of forests,... | |
| Sir Charles Lyell - 1871 - 726 Seiten
...plants. As a singular proof of this fact, I may mention that whenever any part of a swamp in Louisiana is dried up, during an unusually hot season, and the...residuum or earthy matter is left. At the bottom of all these "cypress swamps" a bed of clay is found, with roots of the tall cypress (Taxodium d£stichum),j\ist... | |
| Sir Charles Lyell - 1871 - 656 Seiten
...plants. As a singular proof of this fact, I may mention that whenever any part of a swamp in Louisiana is dried up, during an unusually hot season, and the...residuum or earthy matter is left. At the bottom of all these ' cypress swamps' a bed of clay is found, with roots of the tall cypress (Taxodiitm distichum),... | |
| William Makepeace Thackeray - 1872 - 822 Seiten
...plants. As a singular proof of this fact, I may mention that whenever any part of a swamp in Louisiana is dried up, during an unusually hot season, and the wood set on fire, pits are burned into the ground many feet deep, or as far down as the fire can descend without meeting rith... | |
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