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 7
... relatively short (though palm trees are an exception). As a consequence, their flowers are small when compared with the Dicotyledons. To this second group belong the colourful herbaceous flowering plants, many ornamental species and the ...
... relatively short (though palm trees are an exception). As a consequence, their flowers are small when compared with the Dicotyledons. To this second group belong the colourful herbaceous flowering plants, many ornamental species and the ...
Page 10
... relatively easy. For most parts of the world, floras exist giving a descrip tive paragraph on each local species and sometimes an illustration. For Britain, the key reference covering the vascular plants is Flora of the British Isles by ...
... relatively easy. For most parts of the world, floras exist giving a descrip tive paragraph on each local species and sometimes an illustration. For Britain, the key reference covering the vascular plants is Flora of the British Isles by ...
Page 14
... relatively quick visual classification of these plants into an estab lished set of main morphological categories. The criteria used are the general outward appearance of the plants in terms of growth forms and stratification (or heights ...
... relatively quick visual classification of these plants into an estab lished set of main morphological categories. The criteria used are the general outward appearance of the plants in terms of growth forms and stratification (or heights ...
Page 23
... (From Grime, 1979) Intensity of disturbance Intensity of stress Low High Low Competitors Stress-tolerators High Ruderals No viable strategy (a) Competitors. Herbs, shrubs or trees with relatively high dense. Dominant species 23.
... (From Grime, 1979) Intensity of disturbance Intensity of stress Low High Low Competitors Stress-tolerators High Ruderals No viable strategy (a) Competitors. Herbs, shrubs or trees with relatively high dense. Dominant species 23.
Page 24
N.V. Pears. (a) Competitors. Herbs, shrubs or trees with relatively high dense canopy of leaves and extensive lateral spread above and below ground. Relatively long life history with rapid growth rates but only a small proportion of ...
N.V. Pears. (a) Competitors. Herbs, shrubs or trees with relatively high dense canopy of leaves and extensive lateral spread above and below ground. Relatively long life history with rapid growth rates but only a small proportion of ...
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Common terms and phrases
acid activities agricultural animals approach areas associated become Britain British brown cause cent changes chemical Class clay climatic complex conservation cover crop cycle detailed determined disturbance dominant early Ecol ecology ecosystem effects energy environment environmental established example exist factors field fire forest further grass grazing ground growing growth horizon humus important increase influence insect land layer lead less limit loss major material measure methods mountain natural North nutrients oakwood occur organic particularly pattern peat period pest pine plant population present problem processes production range reached recent reference region relatively seed shown similar slopes soil species spread stage stands structure succession surface Table temperature trees types unit upland usually values vegetation wind wood woodland zone