Basic BiogeographyBasic considerations. Introduction. Inital approaches to vegetation study. Inital approaches to soil study. Plant dynamics and the nature of vegetation. Ecosystems. Ecological factors and environmental variations. distubed ecosystems. Selected examples from the British Isles. The vegetation. The soils. The impact of man. |
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Page 192
... heather moorland derived from former forest . The dry heather moors are more or less pure Calluna and in this form they become the famous purple heather moors of Scotland . A moss layer is present , consisting of Hypnum cupressiforme ...
... heather moorland derived from former forest . The dry heather moors are more or less pure Calluna and in this form they become the famous purple heather moors of Scotland . A moss layer is present , consisting of Hypnum cupressiforme ...
Page 196
... heather . A detailed review of this work is provided by Gimingham . The emphasis on Calluna is justified since this plant dominates many of these landscapes and is a key food source for all the large herbivores in which man is ...
... heather . A detailed review of this work is provided by Gimingham . The emphasis on Calluna is justified since this plant dominates many of these landscapes and is a key food source for all the large herbivores in which man is ...
Page 198
... heather about 7 years old . The food value of heather also varies with the underlying geology and it has been demonstrated by Picozzi that moors developed on granite soils carry smaller populations of some herbivores , for example red ...
... heather about 7 years old . The food value of heather also varies with the underlying geology and it has been demonstrated by Picozzi that moors developed on granite soils carry smaller populations of some herbivores , for example red ...
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 birch Britain British Isles brown earths Cairngorm Cairngorm Mountains Calluna changes chemical clay climatic climax community climax vegetation complex 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 Highlands 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 spread stage structure surface Table temperature timber-line tree-line upland usually variations vegetation whilst wood woodland zone