Basic Biogeography |
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Page viii
... Ecology , 32 ( 1951 ) , 476-96 . All data reprinted by permission of The Ecological Society of America ; Edinburgh University Press for a modified version of Fig . 3 from Ecology and Land Use in Upland Scotland by McVean and Lockie ...
... Ecology , 32 ( 1951 ) , 476-96 . All data reprinted by permission of The Ecological Society of America ; Edinburgh University Press for a modified version of Fig . 3 from Ecology and Land Use in Upland Scotland by McVean and Lockie ...
Page 93
... Ecological Systems ( eds . , Woodwell , G. M. and Smith , H. H. ) Brookhaven Sym . Biol . , No. 22 , 128-41 ... ecological systems and problems in their management ' , in Systems Analysis in Ecology ( ed . , Watt , K. E. F. ) , Academic ...
... Ecological Systems ( eds . , Woodwell , G. M. and Smith , H. H. ) Brookhaven Sym . Biol . , No. 22 , 128-41 ... ecological systems and problems in their management ' , in Systems Analysis in Ecology ( ed . , Watt , K. E. F. ) , Academic ...
Page 94
... ecological or environmental factors . We may define an ecological factor as one having an influence , maybe decisive , on the presence , absence or performance of a species . This very broad definition reflects the fact that there may ...
... ecological or environmental factors . We may define an ecological factor as one having an influence , maybe decisive , on the presence , absence or performance of a species . This very broad definition reflects the fact that there may ...
Contents
Introduction | 3 |
Initial approaches to vegetation study | 11 |
Initial approaches to soil study | 28 |
Copyright | |
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Common terms and phrases
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