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 135
... growth in these cases is almost certainly artificial . In natural conditions there would be , and often is , a broad ... growth . The upper limit of tall , erect tree growth occurring at forest densities is known as the timber - line or ...
... growth in these cases is almost certainly artificial . In natural conditions there would be , and often is , a broad ... growth . The upper limit of tall , erect tree growth occurring at forest densities is known as the timber - line or ...
Page 166
... growth - rates , he has gone a stage further by considering the different effects on plant growth of soil temperature , air temperature , and the temperature of specific plant parts . Heating cables were used in the field to vary the ...
... growth - rates , he has gone a stage further by considering the different effects on plant growth of soil temperature , air temperature , and the temperature of specific plant parts . Heating cables were used in the field to vary the ...
Page 231
Nigel Pears. that this often occurs , which may explain the growth - form of the oaks and the profusion of ' lammas shoots ' ( as growth is concentrated into the surviving shoots ) . They also thought that the exceptional growth of ...
Nigel Pears. that this often occurs , which may explain the growth - form of the oaks and the profusion of ' lammas shoots ' ( as growth is concentrated into the surviving shoots ) . They also thought that the exceptional growth of ...
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