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 5
... wood products, fibres and drugs. It is therefore essential to know how the various types of plant cover originate, what relationships exist within the vegetation, what changes are taking place and what processes are involved. Man's ...
... wood products, fibres and drugs. It is therefore essential to know how the various types of plant cover originate, what relationships exist within the vegetation, what changes are taking place and what processes are involved. Man's ...
Page 20
... wood the beech tree largely controls light intensity at lower levels (a mature beechwood in full leaf may reduce light at ground level to less than 5 per cent of that at canopy level), the amount of moisture and wind reaching lower ...
... wood the beech tree largely controls light intensity at lower levels (a mature beechwood in full leaf may reduce light at ground level to less than 5 per cent of that at canopy level), the amount of moisture and wind reaching lower ...
Page 101
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Page 138
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Page 143
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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