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 16
... Dominant species Within the structure exhibited by a plant community one species will usually be found which is strongly influencing the environment of the other species present . This plant is frequently referred to as the dominant ...
... Dominant species Within the structure exhibited by a plant community one species will usually be found which is strongly influencing the environment of the other species present . This plant is frequently referred to as the dominant ...
Page 19
... dominant species for each stratum . In the oakwood mentioned above , Quercus robur may be regarded as the dominant in the tree stratum and the overall dominant of the community . Hazel may be the shrub stratum dominant in that it could ...
... dominant species for each stratum . In the oakwood mentioned above , Quercus robur may be regarded as the dominant in the tree stratum and the overall dominant of the community . Hazel may be the shrub stratum dominant in that it could ...
Page 58
... dominant species in a locality would be succeeded by a different combination of trees . The vegetation is , therefore , constant neither in space nor in time . A cyclic process is envisaged with no one permutation of trees ever forming ...
... dominant species in a locality would be succeeded by a different combination of trees . The vegetation is , therefore , constant neither in space nor in time . A cyclic process is envisaged with no one permutation of trees ever forming ...
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