Basic Biogeography |
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Page 199
... erosion . Two factors were responsible for a major loss of chemical elements from the catchment : the downstream movement of nutrients in solution and the loss of peat by erosion . Crisp showed that the most important losses were in ...
... erosion . Two factors were responsible for a major loss of chemical elements from the catchment : the downstream movement of nutrients in solution and the loss of peat by erosion . Crisp showed that the most important losses were in ...
Page 227
... erosion of upland peats and peaty soils in this country ? Erosion is taking place extensively throughout the blanket peats of the British Isles , not only in our uplands but also in some northern lowland areas . Most of the detailed ...
... erosion of upland peats and peaty soils in this country ? Erosion is taking place extensively throughout the blanket peats of the British Isles , not only in our uplands but also in some northern lowland areas . Most of the detailed ...
Page 228
... 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 erosion . More recently ...
... 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 erosion . More recently ...
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