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 190
... pest . In New Zealand the introduced ragwort ( Senecio jacobaea ) was a serious pasture weed . Each plant produced ... pest . It is the removal of natural checks which causes a fuller realization of this potential , turning the insect ...
... pest . In New Zealand the introduced ragwort ( Senecio jacobaea ) was a serious pasture weed . Each plant produced ... pest . It is the removal of natural checks which causes a fuller realization of this potential , turning the insect ...
Page 194
... pest control . In other words , we manipulate the environment rather than mounting a direct attack on the pest . Control is achieved because the site's carrying capacity for pests is reduced . All too often these techniques have been ...
... pest control . In other words , we manipulate the environment rather than mounting a direct attack on the pest . Control is achieved because the site's carrying capacity for pests is reduced . All too often these techniques have been ...
Page 196
... pest if subsequent changes by man favour this development . The pest potential of a native insect population is thus virtually unknown . What has been said in general terms for insect pests probably applies equally well to other pest ...
... pest if subsequent changes by man favour this development . The pest potential of a native insect population is thus virtually unknown . What has been said in general terms for insect pests probably applies equally well to other pest ...
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