Basic Biogeography |
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Page 17
... ground level to less than 5 per cent of that at canopy level ) , the amount of moisture and velocity of wind ... ground environment , the ground - surface environment and , by virtue of its very extensive lateral spreading root system ...
... ground level to less than 5 per cent of that at canopy level ) , the amount of moisture and velocity of wind ... ground environment , the ground - surface environment and , by virtue of its very extensive lateral spreading root system ...
Page 188
... ground flora Ground flora 100 kg / ha Transfer to Boles Branches Transfer to Branch Washed from canopy by rain fall Leaves Leaf fall from trees Litter Input Uptake by trees Rain Leached Soil Litter Decomposition fall from ground flora ...
... ground flora Ground flora 100 kg / ha Transfer to Boles Branches Transfer to Branch Washed from canopy by rain fall Leaves Leaf fall from trees Litter Input Uptake by trees Rain Leached Soil Litter Decomposition fall from ground flora ...
Page 214
... ground surface in wet seasons . Characteristic rusty mottlings are seen in the upper zones and the sub - soil layers show grey or orange blotches . Ground - water gley soils . The humus type is an acid mull . In some cases , the profile ...
... ground surface in wet seasons . Characteristic rusty mottlings are seen in the upper zones and the sub - soil layers show grey or orange blotches . Ground - water gley soils . The humus type is an acid mull . In some cases , the profile ...
Contents
Introduction | 3 |
Initial approaches to vegetation study | 11 |
Initial approaches to soil study | 28 |
Copyright | |
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acidic agricultural animals approach areas become biogeography biotic birch Britain British Isles brown earths Cairngorm Cairngorm Mountains Calluna changes chemical clay climatic climax community climax vegetation complex conservation coypus crop cycle deciduous deer dominant Ecol ecologists ecosystem energy environment environmental erosion example fire forest Forestry Forestry Commission gley soils grass grazing ground flora growth heather herbivores horizon humus important increase influence insect land landscape layer leached lichen litter methods mineral moorland moors mountain native natural nutrients oakwoods occur organic parent material pattern peat pedogenic pest pine pinewood Pinus plagioclimax plant communities plant cover podzol pollen population present produce quadrat Quercus recent regeneration region sample Scotland Scots pine Scottish Highlands seedlings shrubs slopes soil types stage structure surface Table temperature timber-line tree-line upland usually variations vegetation whilst wood woodland zone