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 196
... problems new ? Did primitive man suffer to the same extent ? Pest problems are not new but they have changed their character ... problem in most areas , though plagues of locusts are an obvious exception . But these were triggered off by ...
... problems new ? Did primitive man suffer to the same extent ? Pest problems are not new but they have changed their character ... problem in most areas , though plagues of locusts are an obvious exception . But these were triggered off by ...
Page 325
... problem but not always so as the present controversy over the very rare thistle broomrape ( Orobanche reticulata ) illustrates . The 1981 Wildlife and Countryside Act gives complete protection to this plant with fines of £ 500 for every ...
... problem but not always so as the present controversy over the very rare thistle broomrape ( Orobanche reticulata ) illustrates . The 1981 Wildlife and Countryside Act gives complete protection to this plant with fines of £ 500 for every ...
Page 333
... problem is accurate forecasting of future developments . Gordon has provided a cautionary note for those who are inclined to take either a very pessimistic or a very optimistic view of environmental issues in the future . The ...
... problem is accurate forecasting of future developments . Gordon has provided a cautionary note for those who are inclined to take either a very pessimistic or a very optimistic view of environmental issues in the future . The ...
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