Basic Biogeography |
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Page 196
... Calluna vulgaris Much research on upland moors has been concerned with the ecology of heather . A detailed review of this work is provided by Gimingham . The emphasis on Calluna is justified since this plant dominates many of these ...
... Calluna vulgaris Much research on upland moors has been concerned with the ecology of heather . A detailed review of this work is provided by Gimingham . The emphasis on Calluna is justified since this plant dominates many of these ...
Page 197
... Calluna shoots -2 ( gm2 in one year ) 148.8 442.4 363.6 140-8 Depth of bryophyte layer ( cm ) 6.0 2.4 4.1 6.3 Surface illumination ( % of that in open ) c . 100.0 2.0 20.0 57.0 Calluna is rapidly replaced by species which are better ...
... Calluna shoots -2 ( gm2 in one year ) 148.8 442.4 363.6 140-8 Depth of bryophyte layer ( cm ) 6.0 2.4 4.1 6.3 Surface illumination ( % of that in open ) c . 100.0 2.0 20.0 57.0 Calluna is rapidly replaced by species which are better ...
Page 203
... Calluna moors , as the Forestry Commission have found to their cost . This is the most frequently planted exotic conifer and Gimingham reports evidence to suggest that Calluna may release a root toxin to which spruce is sensitive . Calluna ...
... Calluna moors , as the Forestry Commission have found to their cost . This is the most frequently planted exotic conifer and Gimingham reports evidence to suggest that Calluna may release a root toxin to which spruce is sensitive . Calluna ...
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