Basic Biogeography |
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Page 58
... climatic type several climax vegetations would develop because the climatic factor cannot wholly reduce to a subordinate level the effects of other factors . A similar view , held by a minority of ecologists , had likewise arisen in ...
... climatic type several climax vegetations would develop because the climatic factor cannot wholly reduce to a subordinate level the effects of other factors . A similar view , held by a minority of ecologists , had likewise arisen in ...
Page 69
... climatic conditions . ( d ) In their theories each envisaged an ' end - form ' to development ( the climatic climax and the peneplain ) though these differed greatly : the first characterized by maximum complexity in the community , the ...
... climatic conditions . ( d ) In their theories each envisaged an ' end - form ' to development ( the climatic climax and the peneplain ) though these differed greatly : the first characterized by maximum complexity in the community , the ...
Page 216
... climatic divisions within the British Isles and the regional distribution of our major groups of soils . A brief review of his main findings will serve as a useful summary of the material in the preceding sections of this chapter and ...
... climatic divisions within the British Isles and the regional distribution of our major groups of soils . A brief review of his main findings will serve as a useful summary of the material in the preceding sections of this chapter and ...
Contents
Introduction | 3 |
Initial approaches to vegetation study | 11 |
Initial approaches to soil study | 28 |
Copyright | |
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acidic agricultural animals approach areas become biogeography biotic birch Britain British Isles brown earths Cairngorm Cairngorm Mountains Calluna changes chemical clay climatic climax community climax vegetation complex conservation coypus crop cycle deciduous deer dominant Ecol ecologists ecosystem energy environment environmental erosion example fire forest Forestry Forestry Commission gley soils grass grazing ground flora growth heather herbivores horizon humus important increase influence insect land landscape layer leached lichen litter methods mineral moorland moors mountain native natural nutrients oakwoods occur organic parent material pattern peat pedogenic pest pine pinewood Pinus plagioclimax plant communities plant cover podzol pollen population present produce quadrat Quercus recent regeneration region sample Scotland Scots pine Scottish Highlands seedlings shrubs slopes soil types stage structure surface Table temperature timber-line tree-line upland usually variations vegetation whilst wood woodland zone