Basic BiogeographyFirst published in 1985. This is the is the second edition of a study looking at ecology and biogeography with updated chapters including current research. It starts with the with the study of plants to gain an understanding of the complexities of ecological relationships. |
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Page 232
... oakwood found in the district . In Type 3 the oaks do not dominate although they reach average densities of 280 per acre . Their average height is only 5.2 m and girths seldom exceed 0.5 m . The woodland is really a mixture of oak ...
... oakwood found in the district . In Type 3 the oaks do not dominate although they reach average densities of 280 per acre . Their average height is only 5.2 m and girths seldom exceed 0.5 m . The woodland is really a mixture of oak ...
Page 239
... oakwood ecosystem becomes apparent : there are , of course , far more animal species than plant species in any woodland . OAKWOOD REGENERATION The following summary on oakwood regeneration is based on Shaw's review of the problem . He ...
... oakwood ecosystem becomes apparent : there are , of course , far more animal species than plant species in any woodland . OAKWOOD REGENERATION The following summary on oakwood regeneration is based on Shaw's review of the problem . He ...
Page 240
... oakwood if they are to survive . This explains why field observations suggest light intensities of 50 per cent or more are necessary for good seedling growth . Once defoliation becomes important , the lower light levels previously ...
... oakwood if they are to survive . This explains why field observations suggest light intensities of 50 per cent or more are necessary for good seedling growth . Once defoliation becomes important , the lower light levels previously ...
Contents
Introduction | 3 |
Initial approaches to vegetation study | 12 |
Initial approaches to soil study | 34 |
Copyright | |
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Common terms and phrases
acid agricultural animals approach areas biogeography birch Britain British Isles brown earths bryophyte Cairngorm Calluna cations cent changes chemical clay climatic climax vegetation complex conifers conservation coypus crop cycle deciduous deer disturbance dominant Ecol ecology ecosystem energy environment environmental erosion example factors fire Flandrian forest Forestry Forestry Commission gley soils grass grazing ground flora growth habitat heather herbivores horizon humus important increase influence input insect land landscape layer leached lichen litter mainly methods mineral moorland moors mountain natural nutrients oakwood occur organic parent material pattern peat pest pine pinewood Pinus plant communities podzol pollen population present PRINT#3 production quadrats Quercus Quercus petraea recent region sample Scotland Scots pine Scottish Highlands seed seedlings shrubs slopes species structure surface Table temperature tree-line trees trophic level tropical upland values vegetation wood woodland Zealand zone