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Titlebook: World Vegetation Types; S. R. Eyre Book 1971 Palgrave Macmillan, a division of Macmillan Publishers Limited 1971 geography.regions.types.v

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發(fā)表于 2025-3-23 11:08:51 | 只看該作者
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發(fā)表于 2025-3-23 14:47:56 | 只看該作者
Grassland Climax,otions of weather contrasts over the earth. ‘Final or stable’ communities are quite exceptional in nature: weather, soils and surfaces are continually changing; new organisms are immigrating or forming, old ones may be giving way. Change is the order of nature: climax assumes the end of change.
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發(fā)表于 2025-3-23 19:05:10 | 只看該作者
The Parkland or Grove Belt of Alberta,spen vegetation on the north slope and prairie on the south slope. In areas of this kind the aspen consociation also occurs on north-east and sometimes on east slopes, while prairie usually occupies west slopes.
14#
發(fā)表于 2025-3-24 02:09:05 | 只看該作者
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發(fā)表于 2025-3-24 03:44:32 | 只看該作者
The Structure of Tropical Rain Forest: Synusiae and Stratification, members of a given class standing in a similar relationship to the members of other classes and having a similar function in the society as a whole. Each human community thus has a characteristic social structure determined by the nature and the relative importance of the classes which compose it.
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發(fā)表于 2025-3-24 07:32:46 | 只看該作者
Regeneration Patterns in the Closed Forest of Ivory Coast,nt regarding their relative numbers is only valid for a restricted area. They change very quickly from place to place. In a neighbouring locality a rise in the numbers of new dominants will be apparent while those of the first area are scarcely represented. This is because the gregarious species, wi
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發(fā)表于 2025-3-24 12:52:14 | 只看該作者
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發(fā)表于 2025-3-24 16:14:08 | 只看該作者
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發(fā)表于 2025-3-24 21:53:19 | 只看該作者
The Vegetation of the Imatong Mountains, Sudan,height of 3187 m. in the peak of Mt Kinyeti. The vegetation of the higher parts is a northward extension of that of the East African mountains, and it was felt that a detailed description of the vegetation of the Imatongs would be of interest for comparison with that of other areas.
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發(fā)表于 2025-3-25 03:03:19 | 只看該作者
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