Basic Biogeography |
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Page 160
... peat deposit . This must be examined for signs of disturbance or possible contamination of the sediments , such sites being rejected for analysis . The peat layers themselves are carefully described and examined for any macroscopic ...
... peat deposit . This must be examined for signs of disturbance or possible contamination of the sediments , such sites being rejected for analysis . The peat layers themselves are carefully described and examined for any macroscopic ...
Page 215
... peat may be amorphous , the peat becoming more decomposed with depth . The surface vegetation does not have the luxuriance or floristic diversity of a fen peat and is often dominated by a few species . An actively growing peat surface ...
... peat may be amorphous , the peat becoming more decomposed with depth . The surface vegetation does not have the luxuriance or floristic diversity of a fen peat and is often dominated by a few species . An actively growing peat surface ...
Page 228
... peat layers to wind and water erosion . Small erosion scars can be healed fairly quickly by the growth of a fresh Sphagnum cover . But extensive or repeated breaching or anything that prevents Sphagnum growth could cause serious peat ...
... peat layers to wind and water erosion . Small erosion scars can be healed fairly quickly by the growth of a fresh Sphagnum cover . But extensive or repeated breaching or anything that prevents Sphagnum growth could cause serious peat ...
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