Basic Biogeography |
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Page 101
... mountain masses than on smaller or isolated mountain systems in the same latitude . Here the tree - line runs much higher on the siliceous core than on the less massive calcareous flanking mountain systems to the south and north ( e.g. ...
... mountain masses than on smaller or isolated mountain systems in the same latitude . Here the tree - line runs much higher on the siliceous core than on the less massive calcareous flanking mountain systems to the south and north ( e.g. ...
Page 163
... mountain configurations in Europe acted to trap many species as the ice advanced from the north and down from the mountain chains . In contrast , in North America the north - south run of the main mountain systems allowed relatively ...
... mountain configurations in Europe acted to trap many species as the ice advanced from the north and down from the mountain chains . In contrast , in North America the north - south run of the main mountain systems allowed relatively ...
Page 243
... Mountains but most of the findings are of general application because many other parts of the British Isles have recently ... mountain fringes but during the last decade or so the region has seen a great exten- sion of tourist facilities ...
... Mountains but most of the findings are of general application because many other parts of the British Isles have recently ... mountain fringes but during the last decade or so the region has seen a great exten- sion of tourist facilities ...
Contents
Introduction | 3 |
Initial approaches to vegetation study | 11 |
Initial approaches to soil study | 28 |
Copyright | |
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Common terms and phrases
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