Basic BiogeographyBasic considerations. Introduction. Inital approaches to vegetation study. Inital approaches to soil study. Plant dynamics and the nature of vegetation. Ecosystems. Ecological factors and environmental variations. distubed ecosystems. Selected examples from the British Isles. The vegetation. The soils. The impact of man. |
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Page 50
Introduction Two key figures in the early development of plant ecology were H. C.
Cowles and F. E. Clements. Their studies, centred on North America, were
instrumental in establishing a set of principles which had a profound influence on
the ...
Introduction Two key figures in the early development of plant ecology were H. C.
Cowles and F. E. Clements. Their studies, centred on North America, were
instrumental in establishing a set of principles which had a profound influence on
the ...
Page 138
Introduced animals may change their food sources and other aspects of their
ecology, cutting across the established patterns of the native fauna. 3. Once firmly
established, these pests are difficult to eradicate, especially as they often have no
...
Introduced animals may change their food sources and other aspects of their
ecology, cutting across the established patterns of the native fauna. 3. Once firmly
established, these pests are difficult to eradicate, especially as they often have no
...
Page 167
In many areas, forest was overwhelmed and is seen today as buried tree stumps
exposed in eroding peat, e.g. in the Pennines, the Grampians, and Donegal. By
the Atlantic period, our climax woodland types had become fully established: the
...
In many areas, forest was overwhelmed and is seen today as buried tree stumps
exposed in eroding peat, e.g. in the Pennines, the Grampians, and Donegal. By
the Atlantic period, our climax woodland types had become fully established: the
...
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Contents
Introduction | 3 |
Initial approaches to vegetation study | 11 |
Initial approaches to soil study | 28 |
Copyright | |
9 other sections not shown
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Common terms and phrases
acidic activities agricultural animals approach areas associated become birch Britain British brown cause changes chemical Class clay climatic complex cover crop cycle described detailed determine dominant early ecological ecosystem effect energy environment environmental established example exist factors field fire forest frequently further gley grass grazing ground growing growth horizon humus important increase influence insect land layer less limit loss material measure methods mountain native natural North nutrients oakwoods occur operate organic particularly pattern peat period pest pine plant podzol population present problem produce reach recent reference region relatively result seedlings similar slopes soil species spread stage stands structure succession surface Table tree tree-line types unit upland usually variations various vegetation whilst wood woodland zone
Bibliographic information
| Title | Basic Biogeography A Longman Text |
| Author | Nigel Pears |
| Edition | 3, illustrated, reprint |
| Publisher | Longman, 1977 |
| Original from | the University of Michigan |
| Digitized | 22 Aug 2011 |
| ISBN | 0582484014, 9780582484016 |
| Length | 272 pages |
| Export Citation | BiBTeX EndNote RefMan |