CON
发表于 2025-3-23 11:08:51
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吞没
发表于 2025-3-23 14:47:56
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.
补充
发表于 2025-3-23 19:05:10
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.
窒息
发表于 2025-3-24 02:09:05
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不能根除
发表于 2025-3-24 03:44:32
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.
同音
发表于 2025-3-24 07:32:46
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
水槽
发表于 2025-3-24 12:52:14
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烦躁的女人
发表于 2025-3-24 16:14:08
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针叶类的树
发表于 2025-3-24 21:53:19
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.
最初
发表于 2025-3-25 03:03:19
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