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. |
From inside the book
Results 1-3 of 88
Page 101
Nigel Pears. suppression of the forest edge . The main tree species here is Pinus sylvestris var . scotica ( Scots pine ) , although locally Betula pubescens ( birch ) and Sorbus aucuparia ( rowan ) may also be prominent at the forest ...
Nigel Pears. suppression of the forest edge . The main tree species here is Pinus sylvestris var . scotica ( Scots pine ) , although locally Betula pubescens ( birch ) and Sorbus aucuparia ( rowan ) may also be prominent at the forest ...
Page 176
... tree ) , reaching heights of 9.0 m , though usually less . This tree is a member of the Lusitanian element in our ... species belonging to this Lusitanian element , whose centre of distribution is the western Mediterranean . In Killarney , ...
... tree ) , reaching heights of 9.0 m , though usually less . This tree is a member of the Lusitanian element in our ... species belonging to this Lusitanian element , whose centre of distribution is the western Mediterranean . In Killarney , ...
Page 202
... tree species ? The simple answer is very big indeed . Table 8.8 sets out the relevant statistics . All the conifers are exotic species except for the Scots pine . Much of our pinewood is , of course , planted and not natural . Of the ...
... tree species ? The simple answer is very big indeed . Table 8.8 sets out the relevant statistics . All the conifers are exotic species except for the Scots pine . Much of our pinewood is , of course , planted and not natural . Of the ...
Contents
Introduction | 3 |
Initial approaches to vegetation study | 11 |
Initial approaches to soil study | 28 |
Copyright | |
9 other sections not shown
Other editions - View all
Common terms and phrases
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