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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... Sampling. Physiognomic methods. Dominant species. Floristic methods. Discussion section. References 3. Initial approaches to soil study Definitions. Pedogenic factors. The study of soil exposures. Laboratory treatments. Soil acidity and ...
... Sampling. Physiognomic methods. Dominant species. Floristic methods. Discussion section. References 3. Initial approaches to soil study Definitions. Pedogenic factors. The study of soil exposures. Laboratory treatments. Soil acidity and ...
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... sampling of the whole population. Ecologists commonly use quadrats to mark out such sample areas. Originally quadrats were square frames but various shapes (circles, rectangles) may be used. For a community where species are equally ...
... sampling of the whole population. Ecologists commonly use quadrats to mark out such sample areas. Originally quadrats were square frames but various shapes (circles, rectangles) may be used. For a community where species are equally ...
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... sample adequately the degree of variation present. The size and number needed are determined by constructing a species-area curve from the field data. The x-axis shows the increasing size of quadrat used and the number of species ...
... sample adequately the degree of variation present. The size and number needed are determined by constructing a species-area curve from the field data. The x-axis shows the increasing size of quadrat used and the number of species ...
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... sampling frame ( or other suitable reference object ) in any direction ; the sampling point is then where the frame lands . But this does not give a truly random sample . A random approach , however , can sometimes lead to large areas ...
... sampling frame ( or other suitable reference object ) in any direction ; the sampling point is then where the frame lands . But this does not give a truly random sample . A random approach , however , can sometimes lead to large areas ...
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... sample. Although the idea is simple, in practice difficulties arise in counting problematical intercepts, the length of line to use, and the laying out of lines in dense vegetation. Fig. 2.6 Examples of maple-dominated woodland stands ...
... sample. Although the idea is simple, in practice difficulties arise in counting problematical intercepts, the length of line to use, and the laying out of lines in dense vegetation. Fig. 2.6 Examples of maple-dominated woodland stands ...
Contents
Plant dynamics and the nature of vegetation | |
Ecosystems | |
Ecological factors and environmental variations | |
Disturbed ecosystems | |
The Vegetation | |
The soils | |
The impact of | |
General Index | |
Species Index | |
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Common terms and phrases
acid agricultural animals approach areas biogeography birch Britain British Isles brown earths bryophyte Cairngorm Cairngorm Mountains Calluna cent changes chemical classification clay climatic climax vegetation complex conifers conservation coypus crop cycle disturbance dominant Ecol ecologists ecology ecosystem energy environment environmental erosion example factors fire forest Forestry Forestry Commission gley soils grass grassland grazing ground flora growth habitat heather herbivores horizon humus important increasing influence input insect land landscape layer leached lichen litter London measure methods mineral moorland moors mountain natural nutrients oakwood occur organic parent material pattern peat pest pine pinewood plant communities podzol pollen population present PRINT#3 production quadrats Quercus petraea recent regeneration 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 zone